User:Abyssal/List of Tremadocian life

• †Acadagnostus –
  • †Acadagnostus argentinus –
• †Acanthambonia – ?
• †Acanthambonia –
  • †Acanthambonia sp. –
• †Acanthodiacrodium –
  • †Acanthodiacrodium sp. –
• †Acanthodus –
  • †Acanthodus sp. –
  • †Acanthodus uncinatus –
• †Acanthograptus –
  • †Acanthograptus sp. –
• †Acerocare – ?
  • †Acerocare sp. –
• †Acerocarina – ?
• †Acerocarina –
  • †Acerocarina glaber –
  • †Acerocarina sp. –
• †Acidiphorus – ?
• †Acidiphorus –
  • †Acidiphorus brevis –
  • †Acidiphorus sp. –
• †Acodina –
  • †Acodina lirata – aff.
  • †Acodina sp. –
• †Acodus –
  • †Acodus deltatus –
  • †Acodus similaris –
  • †Acodus sp. –
• †Acontiodus –
  • †Acontiodus rectus –
  • †Acontiodus sp. –
• †Acrotreta –
  • †Acrotreta attica – cf.
  • †Acrotreta dissimilis –
  • †Acrotreta sp. –
• †Adelograptus – ?
• †Adelograptus –
  • †Adelograptus antiquus –
  • †Adelograptus clarki –
  • †Adelograptus hunnebergensis –
  • †Adelograptus sp. –
• †Aethocrinus –
  • †Aethocrinus sp. –
• †Aetocrinus –
  • †Aetocrinus sp. –
• †Agerina –
  • †Agerina praematura –
  • †Agerina sp. –
• †Agnostus –
  • †Agnostus sp. –
• †Aguloceras –
  • †Aguloceras sp. –
• †Airograptus –
  • †Airograptus sp. –
• †Akelina – n. gen.
  • †Akelina akelina – n. sp.
• †Akmolina –
  • †Akmolina minor –
  • †Akmolina sp. –
• †Akoldinioidia –
  • †Akoldinioidia sulcatus – n. sp.
• †Alichovia –
  • †Alichovia analogica –
• †Altiplanelaspis –
  • †Altiplanelaspis sp. –
• †Amblycranium – ?
• †Amblycranium –
  • †Amblycranium cornutum – n. sp.
  • †Amblycranium cornutum –
  • †Amblycranium populus – n. sp.
  • †Amblycranium populus –
  • †Amblycranium sp. –
  • †Amblycranium variabile – n. sp.
  • †Amblycranium variabile –
• †Amechilus –
  • †Amechilus palaora – n. sp.
  • †Amechilus tuberculatus –
• †Ampyx –
  • †Ampyx priscus – cf.
  • †Ampyx sp. –
• †Amsassia –
  • †Amsassia argentina – n. sp.
• †Amygdalotheca –
  • †Amygdalotheca sp. –
• †Anacheirurus – ?
  • †Anacheirurus sp. –
• †Anatifopsis –
  • †Anatifopsis sp. –
  • †Anatifopsis trapeziiformis –
• †Anedriophus –
  • †Anedriophus moroccoensis –
• †Angarella –
  • †Angarella lopatini –
  • †Angarella sp. –
• †Angelina –
  • †Angelina hyeronimi – cf.
  • †Angelina hyeronimi – aff.
  • †Angelina hyeronimi –
  • †Angelina hyeronomi –
  • †Angelina kayseri –
  • †Angelina punctolineata –
  • †Angelina sp. –
  • †Angelina spinosa – n. sp.
• †Anglagnostus – n. gen.
• †Anglagnostus –
  • †Anglagnostus barroubioensis – n. sp.
  • †Anglagnostus sp. –
• †Anguloceras – n. gen.
• †Anguloceras –
  • †Anguloceras depressum – n. sp.
  • †Anguloceras ovatum – n. sp.
  • †Anguloceras rotundum – n. sp.
  • †Anguloceras sp. –
• †Anisograptus – ?
• †Anisograptus –
  • †Anisograptus flexuosus – cf.
  • †Anisograptus richardsoni – cf.
  • †Anisograptus sp. –
• †Anisotechnophorus – ?
  • †Anisotechnophorus nuculitiformis – n. sp.
  • †Anisotechnophorus nuculitiformis –
• †Annamitella –
  • †Annamitella retangulosa –
• †Annbactroceras –
  • †Annbactroceras felinense –
  • †Annbactroceras martyi –
• †Annoceras –
  • †Annoceras costatum –
  • †Annoceras multicameratum –
• †Anthaspidella –
  • †Anthaspidella lamellata – n. sp.
• †Antiplebetoceras –
  • †Antiplebetoceras sp. –
• †Aocaspis –
  • †Aocaspis sp. –
• †Apaplanias –
  • †Apaplanias rejectus –
• †Apatokephaloides –
  • †Apatokephaloides oxleyi – n. sp.
• †Apatokephalops –
  • †Apatokephalops sp. –
  • †Apatokephalops yanheensis –
• †Apatokephalus – n. gen.
• †Apatokephalus – ?
• †Apatokephalus –
  • †Apatokephalus canadensis – cf.
  • †Apatokephalus exiguus –
  • †Apatokephalus finalis – ?
  • †Apatokephalus longifrons – n. sp.
  • †Apatokephalus longifrons –
  • †Apatokephalus nyaicus – n. sp.
  • †Apatokephalus nyaicus – aff.
  • †Apatokephalus nyaicus –
  • †Apatokephalus sarculum –
  • †Apatokephalus serratus –
  • †Apatokephalus sp. –
• †Apheoorthina –
  • †Apheoorthina sp. –
• †Apheoorthis – ?
• †Apheoorthis –
  • †Apheoorthis khantaiskiensis –
  • †Apheoorthis melita – cf.
  • †Apheoorthis melita –
  • †Apheoorthis ocha –
  • †Apheoorthis samensis – cf.
  • †Apheoorthis samensis –
  • †Apheoorthis sp. –
  • †Apheoorthis submelita –
  • †Apheoorthis vicina –
• †Apheorthis –
  • †Apheorthis meeki – cf.
• †Aphetoceras –
  • †Aphetoceras sp. –
• †Apoplanias –
  • †Apoplanias rejectus –
• †Apoptopegma – n. gen.
• †Apoptopegma – ?
• †Apoptopegma –
  • †Apoptopegma dickinsi – n. sp.
  • †Apoptopegma sp. A – informal
  • †Apoptopegma sp. B – informal
• †Aporthophyla –
  • †Aporthophyla sp. –
• †Aquilarella –
  • †Aquilarella tapiai – n. sp.
• †Araiopleura –
  • †Araiopleura sp. –
• †Arbusculidium –
  • †Arbusculidium sp. –
• †Archaeorthis –
  • †Archaeorthis christiania –
  • †Archaeorthis christianiae –
  • †Archaeorthis sp. –
• †Archaeoscyphia –
  • †Archaeoscyphia minganensis –
  • †Archaeoscyphia nana –
  • †Archaeoscyphia pulchra –
  • †Archaeoscyphia sp. –
• †Archegocystis – ?
  • †Archegocystis sp. –
• †Archinacella –
  • †Archinacella magna – n. sp.
  • †Archinacella parva – n. sp.
  • †Archinacella pileolum – n. sp.
  • †Archinacella pileolum –
  • †Archinacella wanwanensis –
• †Arenicolites –
  • †Arenicolites sp. –
• †Argodiscus –
  • †Argodiscus espilezorum –
• †Aristocystis –
  • †Aristocystis sp. –
• †Aristocystites –
  • †Aristocystites sp. –
• †Armenoceras –
  • †Armenoceras sp. –
  • †Armenoceras spp. –
• †Arthrorhachis –
  • †Arthrorhachis mobergi –
• †Asaphellina –
  • †Asaphellina sp. –
• †Asaphellus – ?
• †Asaphellus –
  • †Asaphellus artus – n. sp.
  • †Asaphellus aspinus – n. sp.
  • †Asaphellus caramarcensis –
  • †Asaphellus catamarcensis –
  • †Asaphellus catamarcensus –
  • †Asaphellus communis – n. sp.
  • †Asaphellus communis –
  • †Asaphellus convexus – n. sp.
  • †Asaphellus fecundus –
  • †Asaphellus fezouataensis –
  • †Asaphellus homfrayi –
  • †Asaphellus inflatus –
  • †Asaphellus jujuanus – aff.
  • †Asaphellus jujuanus –
  • †Asaphellus riojanus – cf.
  • †Asaphellus riojanus –
  • †Asaphellus sp. – cf.
  • †Asaphellus sp. –
  • †Asaphellus trinodosus –
  • †Asaphellus tungtzuensis –
  • †Asaphellus versus –
  • †Asaphellus yanheensis –
• †Asaphopsis – ?
• †Asaphopsis –
  • †Asaphopsis angulatus –
  • †Asaphopsis sp. –
• †Asaphopsoides –
  • †Asaphopsoides sp. –
• †Aspidograptus – ?
• †Aspidograptus –
  • †Aspidograptus implicatus – cf.
  • †Aspidograptus minor – cf.
  • †Aspidograptus sp. –
• †Astraborthis –
  • †Astraborthis quebradensis –
• †Aulacoparia – ?
• †Aulacoparia –
  • †Aulacoparia huygenae – n. sp.
  • †Aulacoparia huygenae –
  • †Aulacoparia quadrata –
  • †Aulacoparia sculpta – n. sp.
  • †Aulacoparia sculpta –
• †Aulichnites –
  • †Aulichnites sp. –
• †Aurograptus –
  • †Aurograptus sp. –
• †Australispongia –
  • †Australispongia compressa – n. sp.
• †Azygograptus –
  • †Azygograptus sp. –
• †Babinka –
  • †Babinka prima –
  • †Babinka sp. –
• †Bactroceras –
  • †Bactroceras mourguesi –
  • †Bactroceras sp. –
• †Balanocystites –
  • †Balanocystites primus –
• †Balantiocystis –
  • †Balantiocystis regnelli –
  • †Balantiocystis sp. –
• †Baltograptus –
  • †Baltograptus geometricus –
  • †Baltograptus vacillans –
• †Barnesoceras – n. gen.
• †Barnesoceras – ?
• †Barnesoceras –
  • †Barnesoceras clavatum – n. sp.
  • †Barnesoceras conosiphonatum – n. sp.
  • †Barnesoceras expansum – n. sp.
  • †Barnesoceras lamellosum – n. sp.
  • †Barnesoceras lentiexpansum – n. sp.
  • †Barnesoceras lentiexpansum – cf.
  • †Barnesoceras percurvatum – n. sp.
  • †Barnesoceras sp. –
  • †Barnesoceras transversum – n. sp.
• †Basilicus –
  • †Basilicus carinata –
  • †Basilicus sp. –
• †Bassleroceras – ?
• †Bassleroceras –
  • †Bassleroceras bridgei – cf.
  • †Bassleroceras bridgei –
  • †Bassleroceras champlainense – n. sp.
  • †Bassleroceras champlainense –
  • †Bassleroceras kirbyi – n. sp.
  • †Bassleroceras microscopium –
  • †Bassleroceras smithbasinense – n. sp.
  • †Bassleroceras sp. –
  • †Bassleroceras spissiseptum –
  • †Bassleroceras triangulum – n. sp.
  • †Bassleroceras vassarina – n. sp.
  • †Bassleroceras vassarina –
• †Bathmoceras –
  • †Bathmoceras australe –
• †Bathycheilus – ?
  • †Bathycheilus sp. –
• †Bathyurus –
  • †Bathyurus sp. –
• †Batostoma –
  • †Batostoma sp. –
• †Bavarilla – ?
• †Bavarilla –
  • †Bavarilla sp. –
• †Bearriverops –
  • †Bearriverops alsacharovi – n. sp.
  • †Bearriverops alsacharovi –
  • †Bearriverops borderinnensis – n. sp.
  • †Bearriverops borderinnensis –
  • †Bearriverops deltaensis – n. sp.
  • †Bearriverops ibexensis – n. sp.
  • †Bearriverops ibexensis – cf.
  • †Bearriverops loganensis – n. sp.
  • †Bearriverops loganensis –
  • †Bearriverops sp. A – informal
• †Bellaspidella –
  • †Bellaspidella logani –
  • †Bellaspidella parallela –
• †Bellefontia – ?
• †Bellefontia –
  • †Bellefontia acuminiferentis –
  • †Bellefontia chamberlaini –
  • †Bellefontia gyracantha –
  • †Bellefontia ibexensis –
  • †Bellefontia nonius –
  • †Bellefontia sp. –
• †Beltella – ?
• †Beltella –
  • †Beltella sp. –
  • †Beltella ulrichi –
• †Benthamaspis –
  • †Benthamaspis canadensis – n. sp.
  • †Benthamaspis canadensis –
  • †Benthamaspis diminutiva –
  • †Benthamaspis obrepta –
• †Bergaueria –
  • †Bergaueria perata – aff.
  • †Bergaueria prantli –
  • †Bergaueria sp. –
• †Bernardite –
  • †Bernardite sp. –
• †Biaspis –
  • †Biaspis katuniana –
• †Bienvillia –
  • †Bienvillia angelini –
  • †Bienvillia grandis – n. sp.
  • †Bienvillia sp. –
  • †Bienvillia tetragonalis –
• †Bifodina –
  • †Bifodina longifrons – n. sp.
• †Bipulvina – n. gen.
• †Bipulvina –
  • †Bipulvina croftsae – n. sp.
  • †Bipulvina liaoningensis – n. sp.
• †Birjusovia –
  • †Birjusovia sp. –
• †Birmanites –
  • †Birmanites sp. –
• †Bodenbenderia –
  • †Bodenbenderia longifrons –
• †Boeckaspis –
  • †Boeckaspis sp. –
• †Bohemilla –
  • †Bohemilla sp. –
• †Bohemopyge –
  • †Bohemopyge sp. –
• †Boreoceras – n. gen.
• †Boreoceras –
  • †Boreoceras brevicameratum – n. sp.
  • †Boreoceras brevicameratum –
  • †Boreoceras cloudi – n. sp.
  • †Boreoceras cloudi – ?
  • †Boreoceras ovale – n. sp.
  • †Boreoceras ovale –
  • †Boreoceras parvulum – n. sp.
  • †Boreoceras washburni – n. sp.
  • †Boreoceras washburni –
• †Borthaspidella – n. gen.
• †Borthaspidella –
  • †Borthaspidella gaspensis – n. sp.
  • †Borthaspidella gaspensis –
• †Brachyhipposiderus –
  • †Brachyhipposiderus logimus – cf.
• †Brackebuschia –
  • †Brackebuschia acheila –
• †Bridgeites – n. gen.
• †Bridgeites –
  • †Bridgeites discoideus – n. sp.
  • †Bridgeites discoideus –
• †Broeggeria – ?
• †Broeggeria –
  • †Broeggeria salteri – cf.
  • †Broeggeria salteri –
  • †Broeggeria sp. –
• †Broeggerina –
  • †Broeggerina sp. –
• †Bronteopsis –
  • †Bronteopsis toernquisti –
• †Brooksella –
  • †Brooksella sp. –
• †Bryograptus – ?
• †Bryograptus –
  • †Bryograptus hunnebergensis – cf.
  • †Bryograptus sp. –
• †Bucanella –
  • †Bucanella nana – cf.
  • †Bucanella nana – aff.
  • †Bucanella tripla – n. sp.
• †Bucania –
  • †Bucania sp. –
• †Buehleroceras –
  • †Buehleroceras arcuatum –
  • †Buehleroceras infundibulum –
  • †Buehleroceras sinuatum –
• †Bumastus –
  • †Bumastus sp. –
• †Burenoceras – ?
• †Burenoceras –
  • †Burenoceras cornucopia – n. sp.
  • †Burenoceras muricoides – n. sp.
  • †Burenoceras phragmoceroides – n. sp.
  • †Burenoceras reticulatum –
  • †Burenoceras sp. –
• †Buttsia –
  • †Buttsia australis – n. sp.
• †Bythocypris –
  • †Bythocypris sp. –
• †Calamograptus –
  • †Calamograptus sp. –
• †Calathium –
  • †Calathium sp. –
• †Calculites –
  • †Calculites stevensi –
• †Callograptus –
  • †Callograptus kodymi –
  • †Callograptus rosovae –
  • †Callograptus salteri – cf.
  • †Callograptus sp. –
• †Calvapilosa – n. gen.
• †Calvapilosa –
  • †Calvapilosa kroegeri – n. sp.
  • †Calvapilosa kroegeri –
• †Calvinella –
  • †Calvinella prethoparia –
  • †Calvinella sp. –
• †Calycocoelia –
  • †Calycocoelia sp. –
• †Calycraterion –
  • †Calycraterion samsonowiczi –
• †Calymene –
  • †Calymene sp. –
• †Calymenella – ?
  • †Calymenella zaplensis –
• †Cambrooistodus –
  • †Cambrooistodus sp. –
• †Cameroceras –
  • †Cameroceras sp. –
• †Campbelloceras –
  • †Campbelloceras overmani – n. sp.
  • †Campbelloceras sp. –
• †Carcassonnella –
  • †Carcassonnella courtessolei –
  • †Carcassonnella sp. –
• †Carinocranium – n. gen.
  • †Carinocranium cariniferum – n. sp.
• †Carlonites –
  • †Carlonites genacinaca –
• †Carolinites –
  • †Carolinites genacinaca –
  • †Carolinites ichangensis – cf.
  • †Carolinites tasmaniensis – aff.
• †Caryocaris –
  • †Caryocaris sp. –
• †Caseoceras –
  • †Caseoceras obesum – n. sp.
• †Cavernolites –
  • †Cavernolites senex –
• †Ceratiocaris – ?
  • †Ceratiocaris sp. –
• †Ceratopea – cf.
• †Ceratopea –
  • †Ceratopea canadensis – n. sp.
  • †Ceratopea grandis – ?
  • †Ceratopea grandis –
  • †Ceratopea obtusa – n. sp.
  • †Ceratopea sinclairensis – n. sp.
  • †Ceratopea sinclairensis – cf.
  • †Ceratopea sinclairensis –
• †Ceratopyge –
  • †Ceratopyge acicularis –
  • †Ceratopyge forficula –
  • †Ceratopyge forficuloides –
  • †Ceratopyge sp. –
• †Changia –
  • †Changia sp. –
• †Changjiangoceras –
  • †Changjiangoceras sp. –
• †Chaniella – n. gen.
  • †Chaniella pascuali – n. sp.
• †Chauvelicystis –
  • †Chauvelicystis sp. –
• †Cheirocrinus –
  • †Cheirocrinus sp. –
• †Cheirurus – ?
• †Cheirurus –
  • †Cheirurus sp. –
• †Chelodes –
  • †Chelodes depressus –
  • †Chelodes whitehousei – n. sp.
  • †Chelodes whitehousei –
• †Chepuloceras – n. gen.
  • †Chepuloceras inelegans – n. sp.
• †Chepultapecia –
  • †Chepultapecia leiosomella –
• †Chinianaster – n. gen.
• †Chinianaster –
  • †Chinianaster levyi – n. sp.
  • †Chinianaster sp. –
• †Chinianocarpos –
  • †Chinianocarpos sp. –
• †Chosenia –
  • †Chosenia laticephala –
• †Chosonodina –
  • †Chosonodina sp. –
• †Chuiliella – n. gen.
• †Chuiliella – ?
• †Chuiliella –
  • †Chuiliella elenae – n. sp.
  • †Chuiliella elenae –
  • †Chuiliella sp. –
• †Chuliella –
  • †Chuliella elenae – n. sp.
• †Chunxianoceras –
  • †Chunxianoceras sp. –
• †Ciceragnostus –
  • †Ciceragnostus iruyensis –
  • †Ciceragnostus sp. –
• †Cienagomya –
  • †Cienagomya bidentata –
• †Clarkoceras – ?
• †Clarkoceras –
  • †Clarkoceras luthei – aff.
  • †Clarkoceras rhomboidale –
  • †Clarkoceras ruedemanni –
  • †Clarkoceras sp. –
  • †Clarkoceras trapezoidale –
• †Clavohamulus –
  • †Clavohamulus hintzei –
  • †Clavohamulus sp. –
• †Clelandia – ?
• †Clelandia –
  • †Clelandia albertensis –
  • †Clelandia aspina –
  • †Clelandia bispina –
  • †Clelandia parabola –
  • †Clelandia sp. –
  • †Clelandia texana –
  • †Clelandia utahensis – n. sp.
  • †Clelandia utahensis –
• †Clisospira –
  • †Clisospira niuhsintaiensis –
• †Clitendoceras –
  • †Clitendoceras saylesi –
  • †Clitendoceras sp. –
• †Clonograptus – cf.
• †Clonograptus –
  • †Clonograptus sp. –
  • †Clonograptus tenellus – cf.
  • †Clonograptus tenellus –
• †Cochlioceras –
  • †Cochlioceras roemeri – aff.
• †Codiacystis –
  • †Codiacystis sp. –
• †Coelocerodontus –
  • †Coelocerodontus bicostatus –
• †Colpocoryphe –
  • †Colpocoryphe sp. –
• †Colpocoryphoides –
  • †Colpocoryphoides trapezoidalis –
• †Comuodus –
  • †Comuodus sp. –
• †Conocerina –
  • †Conocerina brevis – cf.
  • †Conocerina reducta –
  • †Conocerina sp. –
  • †Conocerina unguloides – n. sp.
• †Conodia – n. gen.
• †Conodia –
  • †Conodia acuminata – n. sp.
  • †Conodia levicosta – n. sp.
  • †Conodia levicosta –
• †Conophrys –
  • †Conophrys minutula –
  • †Conophrys simbehensis –
  • †Conophrys simehensis –
• †Conostichus – ?
  • †Conostichus sp. –
• †Conotreta –
  • †Conotreta millardensis –
  • †Conotreta sp. –
• †Contignatiospongia – n. gen.
  • †Contignatiospongia nevadensis – n. sp.
• †Cordylodus – cf.
• †Cordylodus –
  • †Cordylodus angulatus – cf.
  • †Cordylodus angulatus –
  • †Cordylodus caseyi –
  • †Cordylodus intermedius –
  • †Cordylodus lindstomi –
  • †Cordylodus lindstromi –
  • †Cordylodus oklahomensis –
  • †Cordylodus proavus –
  • †Cordylodus sp. –
• †Coreanoceras –
  • †Coreanoceras sp. –
• †Cornuodus –
  • †Cornuodus longibasis –
  • †Cornuodus sp. –
• †Corrugatagnostus –
  • †Corrugatagnostus sp. –
• †Corynoides –
  • †Corynoides sp. –
• †Cothodus – n. gen.
  • †Cothodus sp. –
• †Cothurnocystis –
  • †Cothurnocystis sp. –
• †Cotteroceras –
  • †Cotteroceras sp. –
• †Coxiconchia –
  • †Coxiconchia babini – n. sp.
  • †Coxiconchia guiraudi –
  • †Coxiconchia sp. –
• †Cristodus –
  • †Cristodus sp. – ?
• †Crossochorda –
  • †Crossochorda sp. –
• †Cruziana –
  • †Cruziana billingsi –
  • †Cruziana breadstoni –
  • †Cruziana problematica –
  • †Cruziana semiplicata –
  • †Cruziana sp. –
  • †Cruziana tortworthi –
• †Ctenobolbina –
  • †Ctenobolbina sp. –
• †Ctenodonta –
  • †Ctenodonta sp. –
• †Cumberloceras –
  • †Cumberloceras sp. –
• †Curiaspis –
  • †Curiaspis sp. –
• †Curticia –
  • †Curticia sp. –
• †Cyclocyclicus –
  • †Cyclocyclicus sp. –
• †Cyclognastus –
  • †Cyclognastus sp. –
• †Cyclognostus –
  • †Cyclognostus sp. –
• †Cyclopyge – ?
• †Cyclopyge –
  • †Cyclopyge latifrons – n. sp.
  • †Cyclopyge sp. –
• †Cyclostomiceras –
  • †Cyclostomiceras sp. –
  • †Cyclostomiceras thorali –
• †Cymatiogalea –
  • †Cymatiogalea sp. –
• †Cypricardinia –
  • †Cypricardinia sp. –
• †Cyptendoceras –
  • †Cyptendoceras sp. –
• †Cyrtoceras – "
  • †Cyrtoceras kirkbyi – ?
  • †Cyrtoceras sp. –
• †Cyrtodiscus –
  • †Cyrtodiscus sp. –
• †Cyrtonellopsis – n. gen.
  • †Cyrtonellopsis huzzahensis – n. sp.
• †Cyrtoniodus –
  • †Cyrtoniodus sp. –
• †Cysticamara –
  • †Cysticamara sp. –
• †Dactylocephalina –
  • †Dactylocephalina sp. –
• †Dactylocephalus –
  • †Dactylocephalus latus – n. sp.
  • †Dactylocephalus latus – cf.
  • †Dactylocephalus latus –
  • †Dactylocephalus mehriae –
  • †Dactylocephalus sp. –
• †Dactylotreta –
  • †Dactylotreta batkanensis –
• †Dakeoceras – ?
• †Dakeoceras –
  • †Dakeoceras champlainense – n. sp.
  • †Dakeoceras gracilis –
  • †Dakeoceras harrisi – n. sp.
  • †Dakeoceras mutabile – n. sp.
  • †Dakeoceras sp. –
• †Dalmanella –
  • †Dalmanella sp. –
• †Damghanampyx –
  • †Damghanampyx ginteri –
• †Dasometopus –
  • †Dasometopus marginatus – n. sp.
• †Dateroceras –
  • †Dateroceras sp. –
• †Deanokephalus –
  • †Deanokephalus sp. –
• †Degamella –
  • †Degamella famatinensis – n. sp.
• †Deltacare –
  • †Deltacare prosops –
  • †Deltacare sp. –
• †Dendrograptus –
  • †Dendrograptus sp. –
• †Deshyolites –
  • †Deshyolites sp. –
• †Desmograptus –
  • †Desmograptus sp. –
• †Destombesiceras –
  • †Destombesiceras zagorense –
• †Diaphelasma –
  • †Diaphelasma oklahomense – cf.
  • †Diaphelasma oklahomense –
  • †Diaphelasma sp. –
• †Diceratocephalina –
  • †Diceratocephalina sp. –
• †Diceratopyge –
  • †Diceratopyge sp. –
• †Dichelepyge –
  • †Dichelepyge pascuali –
  • †Dichelepyge sp. –
• †Dichograptus –
  • †Dichograptus sp. –
• †Dictyonema –
  • †Dictyonema flabelliforme –
  • †Dictyonema pulchellum –
  • †Dictyonema sp. –
  • †Dictyonema sp. undet. 1 – informal
• †Didymaulichnus –
  • †Didymaulichnus lyelli –
• †Didymograptus –
  • †Didymograptus sp. –
• †Diencobolus –
  • †Diencobolus sp. –
  • †Diencobolus subovalis –
• †Dikelokephalina – ?
• †Dikelokephalina –
  • †Dikelokephalina dicraeura –
  • †Dikelokephalina sp. –
• †Dimeropygiella –
  • †Dimeropygiella caudanodosa – cf.
• †Dimorphichnus –
  • †Dimorphichnus obliquus –
• †Diphragmoceras – ?
  • †Diphragmoceras sp. –
• †Diplichnites –
  • †Diplichnites sp. –
• †Diplocraterion –
  • †Diplocraterion parallelum –
• †Discoceras – ?
  • †Discoceras sp. –
• †Disepta –
  • †Disepta sp. –
• †Distacodus –
  • †Distacodus sp. –
• †Distomodus –
  • †Distomodus kentuckyensis – aff.
  • †Distomodus kentuckyensis –
• †Ditreta – ?
  • †Ditreta dividua –
• †Dogeuloma –
  • †Dogeuloma sp. –
• †Dolerasaphus – ?
• †Dolerasaphus –
  • †Dolerasaphus laevis –
  • †Dolerasaphus sp. –
• †Dolgeuloma –
  • †Dolgeuloma abunda –
  • †Dolgeuloma dolganensis –
• †Dolgueloma –
  • †Dolgueloma sp. –
• †Drepanodus –
  • †Drepanodus acutus –
  • †Drepanodus conulatus –
  • †Drepanodus cyranoicus –
  • †Drepanodus homocurvatus –
  • †Drepanodus lineatus – ex gr.
  • †Drepanodus sp. –
  • †Drepanodus subarcuatus –
• †Drepanoistodus –
  • †Drepanoistodus amoenus – aff.
  • †Drepanoistodus sp. –
• †Dubhglasina –
  • †Dubhglasina depressus –
• †Dwightoceras –
  • †Dwightoceras dactyloides –
• †Ecculiomphalus –
  • †Ecculiomphalus calciferus – n. sp.
  • †Ecculiomphalus priscus – n. sp.
  • †Ecculiomphalus sp. –
• †Echidnina –
  • †Echidnina bengstoni – n. sp.
• †Echinosphaerites –
  • †Echinosphaerites sp. –
• †Ectenoceras –
  • †Ectenoceras chepultepecense –
  • †Ectenoceras compressum –
  • †Ectenoceras exile –
  • †Ectenoceras longum –
  • †Ectenoceras ruedemanni –
  • †Ectenoceras sp. –
  • †Ectenoceras subcurvatum –
• †Ectenoglossa –
  • †Ectenoglossa sp. –
• †Ectenolites –
  • †Ectenolites clelandi –
  • †Ectenolites curviseptatus –
  • †Ectenolites extensus –
  • †Ectenolites sinuatus –
  • †Ectenolites sp. –
• †Ekaterodonta –
  • †Ekaterodonta courtessolei –
• †Ekeraspis –
  • †Ekeraspis nevadensis –
  • †Ekeraspis sp. –
• †Elkanaspis –
  • †Elkanaspis corrugata – cf.
  • †Elkanaspis corrugata –
• †Ellesmeroceras – n. gen.
• †Ellesmeroceras –
  • †Ellesmeroceras foerstei –
  • †Ellesmeroceras higdonense –
  • †Ellesmeroceras hotchkissi –
  • †Ellesmeroceras inbricatum –
  • †Ellesmeroceras indomitum –
  • †Ellesmeroceras luthei –
  • †Ellesmeroceras scheii – n. sp.
  • †Ellesmeroceras sp. –
  • †Ellesmeroceras thomasi –
  • †Ellesmeroceras winonicum –
• †Ellesmeroceroides –
  • †Ellesmeroceroides sp. –
• †Elliptoglossa –
  • †Elliptoglossa polonica – n. sp.
  • †Elliptoglossa sp. –
• †Ellsworthoconus –
  • †Ellsworthoconus bridgei –
• †Elyx – ?
  • †Elyx sp. –
• †Endoceras –
  • †Endoceras primigenium –
  • †Endoceras sp. –
• †Endocycloceras –
  • †Endocycloceras gracile – n. sp.
  • †Endocycloceras legorense –
  • †Endocycloceras perannulatum –
• †Endorioceras – n. gen.
  • †Endorioceras rarum – n. sp.
• †Eobucania – n. gen.
• †Eobucania – ?
• †Eobucania –
  • †Eobucania mexicana – n. sp.
  • †Eobucania mexicana –
  • †Eobucania pulchra – n. sp.
  • †Eobucania pulchra –
  • †Eobucania sp. –
  • †Eobucania subovatus – n. sp.
• †Eoconodontus –
  • †Eoconodontus sp. –
• †Eoconularia –
  • †Eoconularia sp. –
• †Eoconulus –
  • †Eoconulus sp. –
• †Eoduslia –
  • †Eoduslia sp. –
• †Eoischyrinia –
  • †Eoischyrinia billingsi –
• †Eoisotelus –
  • †Eoisotelus orientalis –
• †Eoorthis – ?
• †Eoorthis –
  • †Eoorthis sp. –
• †Eopteria –
  • †Eopteria agustini – n. sp.
  • †Eopteria alta –
  • †Eopteria asiatica –
  • †Eopteria flora – n. sp.
  • †Eopteria struszi – n. sp.
  • †Eopteria struszi –
• †Eopunctata –
  • †Eopunctata sp. –
• †Eorobergia –
  • †Eorobergia sp. –
• †Eorudolfoceras –
  • †Eorudolfoceras antiquum –
  • †Eorudolfoceras sp. –
• †Eoscaphelasma –
  • †Eoscaphelasma sp. –
• †Eosiphonotreta –
  • †Eosiphonotreta sp. –
• †Eosotrematorthis –
  • †Eosotrematorthis sp. –
• †Eostrophomena –
  • †Eostrophomena elegantula –
  • †Eostrophomena sp. –
• †Eosyntrophopsis –
  • †Eosyntrophopsis sp. –
• †Eotaihungshania –
  • †Eotaihungshania sp. –
• †Epiphyton –
  • †Epiphyton sp. –
• †Eremoceras – ?
• †Eremoceras –
  • †Eremoceras expansum –
  • †Eremoceras multicameratum –
  • †Eremoceras teres –
• †Eriaster – n. gen.
  • †Eriaster ibexensis – n. sp.
• †Eroicaspira –
  • †Eroicaspira zelleri – n. sp.
  • †Eroicaspira zelleri –
• †Escharendoceras –
  • †Escharendoceras sp. –
• †Eucharodus –
  • †Eucharodus sp. –
• †Euchasma –
  • †Euchasma caseyi – n. sp.
  • †Euchasma caseyi –
  • †Euchasma eopteriformis –
  • †Euchasma multistriata –
• †Euconia – n. gen.
• †Euconia – ?
• †Euconia –
  • †Euconia conicus – cf.
  • †Euconia conicus –
  • †Euconia etna – n. sp.
  • †Euconia sinuata – n. sp.
  • †Euconia sp. –
  • †Euconia umbilicata – cf.
  • †Euconia umbilicata – ?
  • †Euconia umbilicata –
• †Euloma – aff.
• †Euloma – "
• †Euloma –
  • †Euloma cordilleri –
  • †Euloma ornatum –
  • †Euloma sdzuyi – aff.
  • †Euloma sp. –
• †Eulomella – n. gen.
  • †Eulomella mckayensis – n. sp.
• †Eulomina –
  • †Eulomina sp. –
• †Eunoa –
  • †Eunoa sp. –
• †Euomphalopsis –
  • †Euomphalopsis involuta –
• †Euorthisina – ?
  • †Euorthisina nazarenensis – n. sp.
• †Eupoikilofusa –
  • †Eupoikilofusa sp. –
• †Eurekia –
  • †Eurekia apopsis – cf.
  • †Eurekia ulrichi –
• †Eurytreta – ?
• †Eurytreta –
  • †Eurytreta ahmadii –
  • †Eurytreta bisecta – cf.
  • †Eurytreta campaniformis – cf.
  • †Eurytreta fillmorensis – n. sp.
  • †Eurytreta fillmorensis –
  • †Eurytreta minor –
  • †Eurytreta sabrinae –
  • †Eurytreta sp. –
• †Exoclitendoceras – n. gen.
  • †Exoclitendoceras rochdalense – n. sp.
• †Expellobolus –
  • †Expellobolus sp. –
• †Falanaspis –
  • †Falanaspis aliena –
• †Felinoceras –
  • †Felinoceras constrictum –
• †Ferrobolus –
  • †Ferrobolus sp. –
• †Finkelnburgia – ?
• †Finkelnburgia –
  • †Finkelnburgia arbucklensiformis –
  • †Finkelnburgia bridgei – cf.
  • †Finkelnburgia buttsi –
  • †Finkelnburgia macleodi – n. sp.
  • †Finkelnburgia scenidioides – cf.
  • †Finkelnburgia sp. –
  • †Finkelnburgia sp. 1 – informal
  • †Finkelnburgia sp. 2 – informal
• †Flectihystricurus –
  • †Flectihystricurus acumennasus – n. sp.
  • †Flectihystricurus flectimembrus – n. sp.
  • †Flectihystricurus flectimembrus –
• †Furculosus –
  • †Furculosus carpathicus –
• †Furnishina –
  • †Furnishina sp. –
• †Gallagnostus –
  • †Gallagnostus bolivanus –
  • †Gallagnostus bolivianus –
  • †Gallagnostus sp. –
• †Galliaecystis –
  • †Galliaecystis sp. –
• †Gallograptus –
  • †Gallograptus sp. –
• †Gasconadeoconus –
  • †Gasconadeoconus ponderosa – n. sp.
  • †Gasconadeoconus waynesvillensis – n. sp.
  • †Gasconadeoconus waynesvillensis –
• †Gasconadia –
  • †Gasconadia floridensis – n. sp.
  • †Gasconadia mohawkensis – n. sp.
  • †Gasconadia putilla –
  • †Gasconadia sp. –
• †Genalaticurus – ?
• †Genalaticurus –
  • †Genalaticurus genalatus – n. sp.
  • †Genalaticurus genalatus – cf.
  • †Genalaticurus genalatus – aff.
  • †Genalaticurus genalatus –
  • †Genalaticurus sp. 1 – informal
• †Geragnostella –
  • †Geragnostella sp. –
• †Geragnostus – n. gen.
• †Geragnostus – ?
• †Geragnostus –
  • †Geragnostus callavei –
  • †Geragnostus callaveiformis –
  • †Geragnostus calviformis –
  • †Geragnostus crassus – cf.
  • †Geragnostus crassus –
  • †Geragnostus hoeki –
  • †Geragnostus intermidius –
  • †Geragnostus licaonicus –
  • †Geragnostus maurii –
  • †Geragnostus mesossii –
  • †Geragnostus micropeltis –
  • †Geragnostus nesossii –
  • †Geragnostus neumanni –
  • †Geragnostus sidenbladhi – ?
  • †Geragnostus sidenbladhi –
  • †Geragnostus sp. –
  • †Geragnostus tilcuyensis –
  • †Geragnostus vilonii –
  • †Geragnostus yangtzeensis – cf.
• †Gerangnostus – n. gen.
  • †Gerangnostus ambiguus – n. sp.
• †Ghavidelia –
  • †Ghavidelia damghanensis –
• †Girvanella –
  • †Girvanella sp. –
• †Glabretina – n. gen.
  • †Glabretina andrewsi – n. sp.
• †Glaphurus –
  • †Glaphurus sp. –
• †Glossograptus –
  • †Glossograptus sp. –
• †Glyptoconus –
  • †Glyptoconus sp. –
• †Glyptosphaeronites –
  • †Glyptosphaeronites sp. –
• †Glyptotrophia –
  • †Glyptotrophia sp. –
• †Gog –
  • †Gog sp. –
• †Gondwanorthis –
  • †Gondwanorthis bastamensis –
  • †Gondwanorthis calderensis – n. sp.
  • †Gondwanorthis calderensis –
• †Goniophorina –
  • †Goniophorina tenuicostata – cf.
• †Goniophrys –
  • †Goniophrys prima – n. sp.
  • †Goniophrys prima –
• †Goniosphaeridium –
  • †Goniosphaeridium sp. –
• †Gonioteloides –
  • †Gonioteloides monoceros –
• †Gorbyoceras –
  • †Gorbyoceras geronticum – cf.
• †Groomodiscus –
  • †Groomodiscus calcifer – n. sp.
• †Gymnagnostus – ?
• †Gymnagnostus –
  • †Gymnagnostus congros – n. sp.
  • †Gymnagnostus mexicanus – n. sp.
  • †Gymnagnostus sp. –
• †Gyrolithes –
  • †Gyrolithes saxonicus –
• †Hallograptus –
  • †Hallograptus sp. –
• †Hapalopleura –
  • †Hapalopleura clavata –
  • †Hapalopleura longicornis – aff.
  • †Hapalopleura longirachis – n. sp.
  • †Hapalopleura sp. –
• †Haplograptus –
  • †Haplograptus sp. –
• †Haplopleura –
  • †Haplopleura longicornis –
• †Hardyoides –
  • †Hardyoides sp. –
• †Harpides –
  • †Harpides neogaeus –
  • †Harpides rugosus –
  • †Harpides sp. –
• †Hartzina –
  • †Hartzina sp. –
• †Helminthopsis –
  • †Helminthopsis abelli –
  • †Helminthopsis hieroglyphica –
  • †Helminthopsis tenuis –
• †Hemibarrandia –
  • †Hemibarrandia sp. –
• †Hemipronites –
  • †Hemipronites sp. –
• †Hemithecella – n. gen.
• †Hemithecella –
  • †Hemithecella abrupta –
  • †Hemithecella expansa – n. sp.
  • †Hemithecella expansa –
  • †Hemithecella quinquelites – n. sp.
• †Hermannograptus –
  • †Hermannograptus sp. –
• †Herrmanograptus –
  • †Herrmanograptus sp. –
• †Hertzina – ?
  • †Hertzina sp. –
• †Hesperonomia –
  • †Hesperonomia sp. –
• †Heteronema –
  • †Heteronema priscum –
  • †Heteronema sp. –
• †Hexagonocyclicus –
  • †Hexagonocyclicus sp. –
• †Highgatella – ?
• †Highgatella –
  • †Highgatella cordilleri –
  • †Highgatella sp. –
• †Hillyardina – ?
• †Hillyardina –
  • †Hillyardina levis – n. sp.
  • †Hillyardina levis –
  • †Hillyardina marginauctum – n. sp.
  • †Hillyardina marginauctum –
  • †Hillyardina minuspustulata – n. sp.
  • †Hillyardina minuspustulata –
  • †Hillyardina semicylindrica – n. sp.
  • †Hillyardina semicylindrica – cf.
  • †Hillyardina sp. –
  • †Hillyardina sp. A – informal
• †Hintzecurus –
  • †Hintzecurus paragenalatus – n. sp.
  • †Hintzecurus paragenalatus –
  • †Hintzecurus sp. 2 – informal
• †Hirstodontus –
  • †Hirstodontus sp. –
• †Hirsutodontus –
  • †Hirsutodontus hirsutus –
  • †Hirsutodontus sp. –
• †Holopea – ?
  • †Holopea sp. –
• †Holubaspis – ?
• †Holubaspis –
  • †Holubaspis perneri –
  • †Holubaspis sp. –
• †Homagnostoides –
  • †Homagnostoides sp. –
• †Homagnostus –
  • †Homagnostus sp. –
• †Homalopteon – cf.
  • †Homalopteon sp. –
• †Hopeiceras –
  • †Hopeiceras sp. –
• †Hopeioceras –
  • †Hopeioceras sp. –
• †Hormotoma – ?
• †Hormotoma –
  • †Hormotoma bilineata – n. sp.
  • †Hormotoma confusa – n. sp.
  • †Hormotoma gracilens – n. sp.
  • †Hormotoma gracilis – cf.
• †Hudsonospongia –
  • †Hudsonospongia sp. –
• †Huenella –
  • †Huenella wanwanensis –
• †Hungaia –
  • †Hungaia magnifica –
• †Hupeioceras –
  • †Hupeioceras sp. –
• †Hyodus –
  • †Hyodus sp. –
• †Hyolithes –
  • †Hyolithes sp. –
• †Hypeloconus –
  • †Hypeloconus recurvus –
• †Hyperbolochilus – ?
• †Hyperbolochilus –
  • †Hyperbolochilus expansus – cf.
  • †Hyperbolochilus expansus –
  • †Hyperbolochilus expanus – cf.
  • †Hyperbolochilus sp. –
• †Hypermecaspis –
  • †Hypermecaspis inflecta –
  • †Hypermecaspis kolouros –
  • †Hypermecaspis rugosa –
  • †Hypermecaspis sp. –
• †Hyperobolus –
  • †Hyperobolus feistmanteli –
• †Hypothetica –
  • †Hypothetica rawi – n. sp.
• †Hypseloconus –
  • †Hypseloconus bessemerense – cf.
  • †Hypseloconus compressus –
  • †Hypseloconus ozarkensis –
  • †Hypseloconus recurvus –
  • †Hypseloconus sp. –
• †Hysterolenus –
  • †Hysterolenus sp. –
• †Hystricurus – cf.
• †Hystricurus – ?
• †Hystricurus –
  • †Hystricurus conicus – cf.
  • †Hystricurus conicus –
  • †Hystricurus contractus – n. sp.
  • †Hystricurus contractus –
  • †Hystricurus crassilimbatus –
  • †Hystricurus deflectus – n. sp.
  • †Hystricurus deflectus –
  • †Hystricurus elevatus –
  • †Hystricurus ellipticus –
  • †Hystricurus oculilunatus – n. sp.
  • †Hystricurus oculilunatus –
  • †Hystricurus oculinatus –
  • †Hystricurus penchiensis –
  • †Hystricurus platypleurus –
  • †Hystricurus robusta –
  • †Hystricurus robustus – n. sp.
  • †Hystricurus robustus – aff.
  • †Hystricurus robustus –
  • †Hystricurus sp. –
  • †Hystricurus sp. 1 – informal
  • †Hystricurus sp. A – informal
  • †Hystricurus sp. B – informal
  • †Hystricurus sp. B – cf.
  • †Hystricurus sp. C – informal
  • †Hystricurus sp. D – informal
  • †Hystricurus sp. E – informal
  • †Hystricurus sp. G – informal
  • †Hystricurus sp. H – informal
  • †Hystricurus sp.A – cf.
  • †Hystricurus sulcatus – n. sp.
• †Iapetognathus –
  • †Iapetognathus sprakersi –
• †Ibexicurus –
  • †Ibexicurus parsonsi – n. sp.
• †Idiomesus –
  • †Idiomesus intermedius –
  • †Idiomesus tantillus – cf.
• †Ijacephalus –
  • †Ijacephalus sp. –
• †Illaenopsis – ?
• †Illaenopsis –
  • †Illaenopsis sp. – n. sp.
  • †Illaenopsis sp. –
  • †Illaenopsis stenorhachis –
• †Illaenus –
  • †Illaenus hinomotoensis – cf.
  • †Illaenus hinomotoensis –
  • †Illaenus sp. –
• †Imbricatia –
  • †Imbricatia sp. –
• †Indiligens –
  • †Indiligens sp. –
• †Inocaulis –
  • †Inocaulis sp. –
• †Intihuarella – n. gen.
  • †Intihuarella simplicidentata – n. sp.
• †Iphidella –
  • †Iphidella sp. –
• †Ischyrotoma –
  • †Ischyrotoma eos – cf.
• †Isochyrotoma –
  • †Isochyrotoma eos – cf.
• †Isoteloides –
  • †Isoteloides canalis –
  • †Isoteloides saxosimontis – n. sp.
  • †Isoteloides saxosimontis –
  • †Isoteloides sp. –
• †Isphella –
  • †Isphella platycephala –
• †Jeffersonia –
  • †Jeffersonia bridgei – n. sp.
• †Jianghania – n. gen.
  • †Jianghania yichangensis – n. sp.
• †Jiia –
  • †Jiia sp. –
• †Jivinella –
  • †Jivinella sp. –
• †Jixicephallus –
  • †Jixicephallus sp. –
• †Jujuyaspis –
  • †Jujuyaspis borealis –
  • †Jujuyaspis keideli –
  • †Jujuyaspis sp. –
• †Kailuanoceras –
  • †Kailuanoceras sp. –
• †Kainella –
  • †Kainella billingsi –
  • †Kainella conica –
  • †Kainella flagricauda –
  • †Kainella kindlei –
  • †Kainella meridionalis – cf.
  • †Kainella meridionalis –
  • †Kainella sp. –
• †Kainellidae – ?
  • †Kainellidae sp. –
• †Kaninia – ?
  • †Kaninia quadrata –
  • †Kaninia sp. –
• †Kayseraspis – ?
• †Kayseraspis –
  • †Kayseraspis asaphelloides –
  • †Kayseraspis sp. –
  • †Kayseraspis spicula –
• †Keraiaceras – ?
  • †Keraiaceras percostatum –
• †Keriaceras – ?
  • †Keriaceras percostatum –
• †Ketyna –
  • †Ketyna sp. –
• †Kiaerograptus – ?
• †Kiaerograptus –
  • †Kiaerograptus sp. –
• †Kimopegma –
  • †Kimopegma jonesi –
• †Kingstonia –
  • †Kingstonia convexa –
  • †Kingstonia humilis –
  • †Kingstonia semicircularis –
• †Kirengella –
  • †Kirengella alta – n. sp.
  • †Kirengella expansus – n. sp.
  • †Kirengella expansus –
  • †Kirengella kultavasaensis –
  • †Kirengella oregonensis – n. sp.
• †Kirengina –
  • †Kirengina sp. –
• †Kobayashia –
  • †Kobayashia douglasensis – cf.
• †Kodymaspis –
  • †Kodymaspis sp. –
• †Koldinioidia –
  • †Koldinioidia sp. –
• †Kolihium –
  • †Kolihium sp. –
• †Kometia – ?
  • †Kometia sp. –
• †Koraipsis –
  • †Koraipsis shansiensis –
• †Kvania –
  • †Kvania azulpampensis – n. sp.
  • †Kvania azulpampensis –
  • †Kvania lariensis – n. sp.
  • †Kvania lariensis –
  • †Kvania mergli – n. sp.
• †Lachnostoma –
  • †Lachnostoma latucelsum –
• †Lacunites –
  • †Lacunites sp. –
• †Laishuia –
  • †Laishuia sp. –
• †Laishuiceras –
  • †Laishuiceras sp. –
• †Lampazarorthis –
  • †Lampazarorthis bifurcata –
  • †Lampazarorthis brachymyaria – n. sp.
  • †Lampazarorthis brachymyaria –
• †Larifugula –
  • †Larifugula leonensis –
• †Larispongia – n. gen.
  • †Larispongia magdalenae – n. sp.
• †Laurentoscandodus – aff.
• †Laurentoscandodus –
  • †Laurentoscandodus sp. –
  • †Laurentoscandodus triangularis –
  • †Laurentoscandodus triangulatus –
• †Lavadamia –
  • †Lavadamia joplinae – n. sp.
• †Lebetoceras –
  • †Lebetoceras sp. –
• †Lebobienvillia –
  • †Lebobienvillia sp. –
• †Lecanospira –
  • †Lecanospira compacta –
  • †Lecanospira nerine –
  • †Lecanospira perplana –
  • †Lecanospira salteri – cf.
  • †Lecanospira sanctisabae –
  • †Lecanospira soluta – n. sp.
  • †Lecanospira sp. –
  • †Lecanospira sp. undet. – informal
• †Leiagnostus – ?
• †Leiagnostus –
  • †Leiagnostus perinflatus –
  • †Leiagnostus sp. –
  • †Leiagnostus turgidulus –
• †Leimitzia –
  • †Leimitzia sp. –
• †Leiobienvillia – n. gen.
• †Leiobienvillia –
  • †Leiobienvillia laevigata – n. sp.
  • †Leiobienvillia terranovica – n. sp.
• †Leiocorphyge – ?
  • †Leiocorphyge lobata – n. sp.
• †Leiocoryphe – ?
  • †Leiocoryphe lobata –
• †Leiosphaeridia –
  • †Leiosphaeridia sp. –
• †Leiostegium –
  • †Leiostegium ceratopygoides –
  • †Leiostegium glabrum –
  • †Leiostegium goodwinensis –
  • †Leiostegium manitouense – cf.
  • †Leiostegium manitouense –
  • †Leiostegium manitouensis –
  • †Leiostegium sp. –
• †Leperditella –
  • †Leperditella sp. –
• †Leptembolon –
  • †Leptembolon lingulaeformis – cf.
  • †Leptembolon sp. –
• †Leptobenthos – n. gen.
  • †Leptobenthos roartei – n. sp.
• †Leptocyrtoceras –
  • †Leptocyrtoceras virginianum –
• †Leptoplastides – ?
• †Leptoplastides –
  • †Leptoplastides mariana –
  • †Leptoplastides marianus –
  • †Leptoplastides salteri –
  • †Leptoplastides sinensis –
  • †Leptoplastides sp. –
• †Lesserorthis – n. gen.
  • †Lesserorthis havliceki – n. sp.
• †Lesueurilla –
  • †Lesueurilla sp. –
• †Leurostega –
  • †Leurostega aphelix – n. sp.
• †Levisaspis –
  • †Levisaspis convexus –
  • †Levisaspis sp. –
• †Levisoceras –
  • †Levisoceras contractum – n. sp.
  • †Levisoceras ellipticum –
  • †Levisoceras instabile –
  • †Levisoceras sp. –
  • †Levisoceras sp. 1 – informal
  • †Levisoceras sp. 2 – informal
  • †Levisoceras transitum –
• †Lianghelouceras –
  • †Lianghelouceras sp. –
• †Liangshanella – ?
  • †Liangshanella sp. –
• †Lichakephalus –
  • †Lichakephalus sp. –
• †Lichenaria –
  • †Lichenaria sp. –
• †Licnocephala – ?
  • †Licnocephala sp. –
• †Lingula –
  • †Lingula sp. –
• †Lingulella – ?
• †Lingulella –
  • †Lingulella ibicus – cf.
  • †Lingulella ibicus –
  • †Lingulella pogonipensis – cf.
  • †Lingulella sp. –
  • †Lingulella sp. undet. – informal
• †Lingulepis –
  • †Lingulepis sp. –
  • †Lingulepis tenuilineata – n. sp.
  • †Lingulepis tenuilineata –
• †Lingulobolus –
  • †Lingulobolus sp. –
• †Lingulocystis –
  • †Lingulocystis sp. –
• †Lipanella – n. gen.
  • †Lipanella purmamarcensis – n. sp.
• †Lipanorthis – n. gen.
• †Lipanorthis –
  • †Lipanorthis andinus – n. sp.
  • †Lipanorthis andinus –
  • †Lipanorthis santalaurae – n. sp.
  • †Lipanorthis santalaurae –
• †Litagnostus –
  • †Litagnostus meniscus –
  • †Litagnostus sp. –
• †Llanoceras – n. gen.
  • †Llanoceras gracile – n. sp.
• †Lloydia – cf.
• †Lloydia –
  • †Lloydia douglasi –
  • †Lloydia formosa –
  • †Lloydia incomperta –
  • †Lloydia manitouensis – cf.
  • †Lloydia sp. – informal
  • †Lloydia sp. –
• †Lobendoceras –
  • †Lobendoceras undulatum –
• †Lockeia –
  • †Lockeia avalonensis –
  • †Lockeia siliquaria –
• †Loganopeltoides –
  • †Loganopeltoides kindlei –
• †Lohanpoensis –
  • †Lohanpoensis sp. –
• †Lohanpopsis –
  • †Lohanpopsis sp. –
• †Loparella –
  • †Loparella sp. –
• †Lopeuloma –
  • †Lopeuloma sp. –
• †Lophospira –
  • †Lophospira calcifera – n. sp.
• †Loshanella –
  • †Loshanella sp. –
• †Lotagnostus –
  • †Lotagnostus americanus –
  • †Lotagnostus hedini –
• †Loxodus –
  • †Loxodus bransoni –
  • †Loxodus sp. –
• †Lunacrania –
  • †Lunacrania spicata –
• †Machairagnostus –
  • †Machairagnostus sp. –
  • †Machairagnostus tmetus –
• †Macluritella – n. gen.
• †Macluritella – "
• †Macluritella – ?
• †Macluritella –
  • †Macluritella carinifera – n. sp.
  • †Macluritella gyroceras –
  • †Macluritella imperfecta – n. sp.
  • †Macluritella mediosulcata – n. sp.
  • †Macluritella multiseptarius – n. sp.
  • †Macluritella multiseptarius – ?
  • †Macluritella multiseptarius –
  • †Macluritella ornata – n. sp.
  • †Macluritella rotunda – n. sp.
  • †Macluritella rotunda –
  • †Macluritella sp. –
  • †Macluritella stantoni – aff.
  • †Macluritella stantoni –
  • †Macluritella uniangulata –
  • †Macluritella wanwanensis –
• †Maclurites –
  • †Maclurites sp. –
• †Macrocystella – ?
• †Macrocystella –
  • †Macrocystella bohemica –
  • †Macrocystella sp. –
• †Macropyge – ?
• †Macropyge –
  • †Macropyge sica – aff.
  • †Macropyge sp. –
• †Mamatia –
  • †Mamatia retracta –
• †Manchuroceras –
  • †Manchuroceras sp. –
• †Mansiella – n. gen.
• †Mansiella –
  • †Mansiella mansica – n. sp.
  • †Mansiella sp. –
• †Mastiograptus –
  • †Mastiograptus sp. –
• †Matherella –
  • †Matherella walcotti –
• †Matthevia –
  • †Matthevia erecta – n. sp.
  • †Matthevia walcotti – cf.
• †Mccluskiceras – n. gen.
  • †Mccluskiceras comstockense – n. sp.
• †Mcqueenoceras –
  • †Mcqueenoceras jeffersonense – aff.
• †Megalaspides –
  • †Megalaspides kolutensis –
  • †Megalaspides winsnesi – n. sp.
  • †Megalaspides winsnesi –
• †Megastylia –
  • †Megastylia sp. –
• †Megistaspis –
  • †Megistaspis sp. –
• †Mekynophrys –
  • †Mekynophrys nanna –
• †Menoparia –
  • †Menoparia elegans – n. sp.
  • †Menoparia elegans –
• †Metabaltoceras –
  • †Metabaltoceras minutum – n. sp.
• †Metabowmania –
  • †Metabowmania braggi – n. sp.
  • †Metabowmania latilimbata – cf.
  • †Metabowmania latilimbata –
  • †Metabowmania morgani –
  • †Metabowmania sp. –
• †Metapilekia – ?
• †Metapilekia –
  • †Metapilekia bilirata –
• †Metorthis –
  • †Metorthis sp. –
• †Michelinoceras –
  • †Michelinoceras sp. –
• †Micragnostus –
  • †Micragnostus chiushuensis –
  • †Micragnostus curvata – n. sp.
  • †Micragnostus intermedius –
  • †Micragnostus sp. –
• †Micrhystridium –
  • †Micrhystridium sp. –
• †Microbaltoceras – n. gen.
• †Microbaltoceras –
  • †Microbaltoceras minore – n. sp.
  • †Microbaltoceras sp. –
• †Millardicurus –
  • †Millardicurus armatus – n. sp.
  • †Millardicurus armatus –
  • †Millardicurus housensis – n. sp.
  • †Millardicurus millardensis –
  • †Millardicurus nudus – n. sp.
  • †Millardicurus paramillardensis – n. sp.
  • †Millardicurus sp. A – informal
• †Mimocystites –
  • †Mimocystites sp. –
• †Mimospira –
  • †Mimospira sp. –
• †Minervaecystis –
  • †Minervaecystis sp. –
• †Missiquoia –
  • †Missiquoia enigmatica –
• †Missisquoia –
  • †Missisquoia sp. –
  • †Missisquoia typicalis – ?
  • †Missisquoia typicalis –
• †Modiolopsis –
  • †Modiolopsis sp. –
• †Monocostodus –
  • †Monocostodus servierensis –
  • †Monocostodus sp. –
• †Monocraterion –
  • †Monocraterion tentaculatum –
• †Monogonoceras –
  • †Monogonoceras alabamense –
  • †Monogonoceras magnisiphonatum –
  • †Monogonoceras sp. –
  • †Monogonoceras subrectum –
• †Monomorphichnus –
  • †Monomorphichnus intersectus –
  • †Monomorphichnus lineatus –
  • †Monomorphichnus mulitilineatus –
• †Multicameroceras –
  • †Multicameroceras cylindricum –
• †Muriceras – n. gen.
• †Muriceras – ?
• †Muriceras –
  • †Muriceras anomalum – n. sp.
  • †Muriceras curviseptatum – n. sp.
  • †Muriceras gracile – n. sp.
  • †Muriceras hebetum – n. sp.
  • †Muriceras hebetum – cf.
  • †Muriceras micromurus – n. sp.
  • †Muriceras moderatum – n. sp.
  • †Muriceras murus – n. sp.
  • †Muriceras obscurum – n. sp.
  • †Muriceras obscurum –
  • †Muriceras sp. –
• †Myinda – ?
  • †Myinda sp. –
• †Myindella –
  • †Myindella sp. –
• †Myoplusia –
  • †Myoplusia sp. –
• †Nannopeltis –
  • †Nannopeltis modesta –
  • †Nannopeltis sp. –
• †Nanopsis –
  • †Nanopsis nanella –
• †Nanorthis – ?
• †Nanorthis –
  • †Nanorthis hamburgensis – cf.
  • †Nanorthis hamburgensis –
  • †Nanorthis purmamarcaensis – n. sp.
  • †Nanorthis purmamarcaensis –
  • †Nanorthis putilla –
  • †Nanorthis shoriensis –
  • †Nanorthis sp. –
• †Nekhorosheviella –
  • †Nekhorosheviella nodulifera – n. sp.
  • †Nekhorosheviella semisphaerica – n. sp.
  • †Nekhorosheviella sp. –
• †Neoagnostus –
  • †Neoagnostus aspidoides –
  • †Neoagnostus binodosus –
  • †Neoagnostus sp. –
• †Neoeburoceras –
  • †Neoeburoceras sp. –
• †Neseuretus –
  • †Neseuretus ghavideli – n. sp.
  • †Neseuretus sp. –
• †Nileus –
  • †Nileus exarmatus – cf.
  • †Nileus limbatus –
• †Niobe –
  • †Niobe insignis –
  • †Niobe sp. –
  • †Niobe spp. –
• †Niobella – ?
• †Niobella –
  • †Niobella obsoleta –
  • †Niobella sp. –
• †Niobina –
  • †Niobina davidis –
  • †Niobina sp. –
  • †Niobina taurina –
• †Noblella –
  • †Noblella tremadociensis – n. sp.
• †Noradonta –
  • †Noradonta sp. –
• †Norinia –
  • †Norinia sp. –
• †Nortite –
  • †Nortite sp. –
• †Notaiella –
  • †Notaiella sp. –
• †Nothorthis –
  • †Nothorthis asiatic –
  • †Nothorthis marginata – n. sp.
  • †Nothorthis marginata –
• †Notopeltis –
  • †Notopeltis orthometopa –
  • †Notopeltis orthometopoa –
  • †Notopeltis sp. –
• †Notorthisina –
  • †Notorthisina musculosa –
  • †Notorthisina notoconcha – n. sp.
• †Novakella –
  • †Novakella sp. –
• †Nuculites –
  • †Nuculites sp. –
• †Nuia –
  • †Nuia sp. –
• †Nyaya –
  • †Nyaya grata – n. sp.
  • †Nyaya nyaensis – aff.
  • †Nyaya nyaensis –
  • †Nyaya sp. –
• †Oaxaquiatreta –
  • †Oaxaquiatreta sp. –
• †Obolus –
  • †Obolus sp. –
• †Ocnerorthis –
  • †Ocnerorthis sp. –
• †Oderoceras –
  • †Oderoceras sp. –
• †Ogygites –
  • †Ogygites yunnanensis –
• †Oistodus –
  • †Oistodus inequalis – cf.
  • †Oistodus sp. –
• †Oligorthis –
  • †Oligorthis sp. –
• †Omuliovia –
  • †Omuliovia granosa –
• †Onchonotus –
  • †Onchonotus sp. –
• †Oneotoceras –
  • †Oneotoceras sp. –
• †Oneotodus – "
• †Oneotodus – ?
• †Oneotodus –
  • †Oneotodus cavus –
  • †Oneotodus datsonensis –
  • †Oneotodus erectus – aff.
  • †Oneotodus erectus –
  • †Oneotodus gracilis – aff.
  • †Oneotodus gracilis –
  • †Oneotodus simplex –
  • †Oneotodus sp. –
  • †Oneotodus tenuis –
  • †Oneotodus variabilis –
• †Onychopyge –
  • †Onychopyge argentina –
  • †Onychopyge harringtoni – n. sp.
  • †Onychopyge longispina –
  • †Onychopyge plagiacantha –
  • †Onychopyge riojana –
  • †Onychopyge sculptura – n. sp.
  • †Onychopyge sp. –
• †Ophileta – n. gen.
• †Ophileta – cf.
• †Ophileta –
  • †Ophileta complanata – cf.
  • †Ophileta complanata –
  • †Ophileta discus – n. sp.
  • †Ophileta polygyratus – n. sp.
  • †Ophileta polygyratus –
  • †Ophileta rotuliformis –
  • †Ophileta sp. –
  • †Ophileta supraplana –
• †Ophiograptus –
  • †Ophiograptus inexpectans –
• †Orbiramus – n. gen.
• †Orbiramus –
  • †Orbiramus minus – n. sp.
  • †Orbiramus normalis – n. sp.
  • †Orbiramus normalis –
  • †Orbiramus ovalis – n. sp.
  • †Orbiramus ovalis –
  • †Orbiramus sp. –
• †Orbithele –
  • †Orbithele ceratopygarum –
  • †Orbithele sp. –
• †Orometopus –
  • †Orometopus elatifrons –
  • †Orometopus notatifrons –
  • †Orometopus primigenius –
  • †Orometopus pyrifrons –
  • †Orometopus sp. –
• †Orthambonites –
  • †Orthambonites calligramma – cf.
  • †Orthambonites sp. –
• †Orthidium –
  • †Orthidium prominens – n. sp.
  • †Orthidium prominens –
• †Orthis –
  • †Orthis sp. –
• †Orthisocrania –
  • †Orthisocrania sp. –
• †Orthosphaeridium –
  • †Orthosphaeridium sp. –
• †Orthotheca –
  • †Orthotheca sp. –
• †Ottenbyella – ?
• †Ottenbyella –
  • †Ottenbyella ibexiana – n. sp.
  • †Ottenbyella ibexiana –
  • †Ottenbyella sp. –
  • †Ottenbyella sp. B – informal
• †Ozarkina –
  • †Ozarkina sp. –
  • †Ozarkina typica –
• †Ozarkispira –
  • †Ozarkispira subelevata – n. sp.
  • †Ozarkispira subelevata –
• †Ozarkoconus – n. gen.
  • †Ozarkoconus prearcuatus – n. sp.
• †Pachendoceras –
  • †Pachendoceras brevicameratum – n. sp.
  • †Pachendoceras parvum –
• †Pachycranium – ?
• †Pachycranium –
  • †Pachycranium faciclunis – n. sp.
  • †Pachycranium faciclunis –
  • †Pachycranium sp. –
• †Paenebeltella –
  • †Paenebeltella convexa –
  • †Paenebeltella sp. –
  • †Paenebeltella vultulata – n. sp.
  • †Paenebeltella vultulata –
• †Pagometopus – n. gen.
• †Pagometopus –
  • †Pagometopus gibbus – n. sp.
  • †Pagometopus gibbus –
• †Palaeacmaea –
  • †Palaeacmaea expansa – n. sp.
• †Palaeobolus –
  • †Palaeobolus sp. –
• †Palaeoneilo –
  • †Palaeoneilo sp. –
  • †Palaeoneilo thorali –
• †Palaeophycus –
  • †Palaeophycus heberti –
  • †Palaeophycus tubularis –
• †Palaeosaccus –
  • †Palaeosaccus sp. –
• †Palaeosphaeronites – ?
  • †Palaeosphaeronites sp. –
• †Palaeostrophia –
  • †Palaeostrophia sp. –
• †Paldiskia – ?
• †Paldiskia –
  • †Paldiskia sp. –
• †Paleosphaeronites –
  • †Paleosphaeronites sp. –
• †Palquiella –
  • †Palquiella sp. –
• †Palt –
  • †Palt sp. –
• †Paltodus – ?
• †Paltodus –
  • †Paltodus deltifer –
  • †Paltodus sp. –
  • †Paltodus spurius –
  • †Paltodus subequalis – cf.
• †Panorolina –
  • †Panorolina kondomiensis – cf.
• †Parabathycheilus –
  • †Parabathycheilus gallicus – cf.
• †Parabellefontia –
  • †Parabellefontia concinna – cf.
  • †Parabellefontia concinna –
• †Parabolina –
  • †Parabolina argentina – cf.
  • †Parabolina argentina –
  • †Parabolina kobayashii –
  • †Parabolina pheidolopyge –
  • †Parabolina sp. –
• †Parabolinella – ?
• †Parabolinella –
  • †Parabolinella argentinenesis –
  • †Parabolinella argentinensis –
  • †Parabolinella bisulcatus –
  • †Parabolinella coelatifrons –
  • †Parabolinella hecuba – cf.
  • †Parabolinella hecuba –
  • †Parabolinella lata –
  • †Parabolinella limitis –
  • †Parabolinella prolata – n. sp.
  • †Parabolinella prolata – cf.
  • †Parabolinella sp. –
  • †Parabolinella triarthroides – ?
  • †Parabolinella triarthroides –
  • †Parabolinella triathroides – ?
  • †Parabolinella triathroides –
  • †Parabolinella tumifrons – n. sp.
  • †Parabolinella variabilis – n. sp.
• †Paracanthograptus –
  • †Paracanthograptus sp. –
• †Paraconocerina –
  • †Paraconocerina sp. –
• †Paradakeoceras –
  • †Paradakeoceras minor –
  • †Paradakeoceras planiventrum –
• †Paradrepanodus –
  • †Paradrepanodus sp. –
• †Paraeburoceras –
  • †Paraeburoceras sp. –
• †Paraendoceras – ?
• †Paraendoceras –
  • †Paraendoceras depressum – n. sp.
  • †Paraendoceras depressum –
  • †Paraendoceras wappingerense – n. sp.
  • †Paraendoceras wappingerense –
• †Paraeuloma –
  • †Paraeuloma sp. –
• †Parahuiheceras –
  • †Parahuiheceras sp. –
• †Parahystricurus – ?
• †Parahystricurus –
  • †Parahystricurus bispicatus –
  • †Parahystricurus carinatus – n. sp.
  • †Parahystricurus carinatus –
  • †Parahystricurus fraudator – n. sp.
  • †Parahystricurus fraudator – aff.
  • †Parahystricurus fraudator –
  • †Parahystricurus monspelliensis –
  • †Parahystricurus oculirotundus – n. sp.
  • †Parahystricurus pustulosus – n. sp.
  • †Parahystricurus smithiae – n. sp.
  • †Parahystricurus smithiae –
  • †Parahystricurus sp. –
  • †Parahystricurus sp. A – informal
  • †Parahystricurus sp. B – informal
• †Paralenorthis –
  • †Paralenorthis semnanensis –
• †Parallelostrophia – n. gen.
• †Parallelostrophia –
  • †Parallelostrophia septata – n. sp.
  • †Parallelostrophia septata –
• †Paraloshanella –
  • †Paraloshanella sp. –
• †Paramegalaspis –
  • †Paramegalaspis sp. –
• †Parapanderodus –
  • †Parapanderodus sp. –
• †Parapilekia – cf.
• †Parapilekia – ?
• †Parapilekia –
  • †Parapilekia sp. –
  • †Parapilekia speciosa –
• †Paraplethopeltis –
  • †Paraplethopeltis carinfera – n. sp.
  • †Paraplethopeltis genacurvus –
  • †Paraplethopeltis genarectus –
  • †Paraplethopeltis minuta – n. sp.
  • †Paraplethopeltis seelyi – n. sp.
  • †Paraplethopeltis seelyi –
  • †Paraplethopeltis sp. –
• †Paraplicatolina –
  • †Paraplicatolina acantha – n. sp.
• †Parapliomera –
  • †Parapliomera sibirica –
  • †Parapliomera sp. –
• †Pararetroclitendoceras –
  • †Pararetroclitendoceras sp. –
• †Paraszechuanella –
  • †Paraszechuanella changleensis – n. sp.
  • †Paraszechuanella changleensis –
  • †Paraszechuanella sp. –
  • †Paraszechuanella szechuanensis – cf.
• †Paratemnograptus –
  • †Paratemnograptus sp. –
• †Parechidnina –
  • †Parechidnina nevadensis – n. sp.
• †Pareuloma – n. gen.
• †Pareuloma –
  • †Pareuloma brachymetopa – n. sp.
  • †Pareuloma brachymetopa –
  • †Pareuloma expansum – n. sp.
  • †Pareuloma impunctata – n. sp.
  • †Pareuloma sp. –
• †Paroistodus –
  • †Paroistodus numarcuatus –
  • †Paroistodus proteus –
  • †Paroistodus sp. –
• †Pateraspis –
  • †Pateraspis sp. –
• †Paterula –
  • †Paterula sp. –
• †Pauropegma –
  • †Pauropegma jelli –
• †Paurorthis – ?
• †Paurorthis –
  • †Paurorthis sp. –
• †Peelerophon –
  • †Peelerophon oehlerti – n. sp.
  • †Peelerophon oehlerti –
• †Pelecyogyra – n. gen.
  • †Pelecyogyra fezouataensis – n. sp.
• †Peltabellia – ?
• †Peltabellia –
  • †Peltabellia lata – n. sp.
  • †Peltabellia lata –
  • †Peltabellia sibirica –
  • †Peltabellia sp. –
• †Peltocare –
  • †Peltocare modestum – n. sp.
  • †Peltocare norvegicum –
  • †Peltocare olenoides –
  • †Peltocare sp. –
• †Peltocystis –
  • †Peltocystis sp. –
• †Peltura – ?
• †Peltura –
  • †Peltura norvegica –
  • †Peltura sp. –
• †Pemphigaspis –
  • †Pemphigaspis perforata – n. sp.
• †Penchiopsis –
  • †Penchiopsis sp. –
  • †Penchiopsis yinzensis –
• †Petigurus –
  • †Petigurus ellipticus – n. sp.
• †Phakelodus –
  • †Phakelodus elongatus –
  • †Phakelodus sp. –
  • †Phakelodus tenuis –
• †Phalacroma –
  • †Phalacroma sp. –
• †Pharastomina –
  • †Pharastomina sp. –
• †Pharostomina –
  • †Pharostomina mexicana – n. sp.
  • †Pharostomina sp. –
  • †Pharostomina tenuisulcata – n. sp.
• †Phosphannulus –
  • †Phosphannulus sp. –
• †Phycodes –
  • †Phycodes pedum –
  • †Phycodes ungulatus –
• †Phylacterus –
  • †Phylacterus saylesi –
  • †Phylacterus texanus – cf.
• †Phyllocystis –
  • †Phyllocystis sp. –
• †Pilekia – ?
• †Pilekia –
  • †Pilekia sp. –
  • †Pilekia trio – ?
• †Pinnatulites –
  • †Pinnatulites sp. –
• †Pionoceras –
  • †Pionoceras swartzi –
• †Pirania –
  • †Pirania auraeum –
• †Planolites –
  • †Planolites annularius –
  • †Planolites terraenovae –
• †Plasiacystis –
  • †Plasiacystis mobilis –
• †Platycoryphe –
  • †Platycoryphe sp. –
• †Platylichas –
  • †Platylichas sp. –
• †Platypeltoides –
  • †Platypeltoides incipiens –
  • †Platypeltoides magrabiensis –
  • †Platypeltoides sp. –
• †Plectorthis – ?
• †Plectorthis –
  • †Plectorthis sp. –
• †Plectrella –
  • †Plectrella yukonensis –
• †Plesioparabolina –
  • †Plesioparabolina proparia –
• †Plethopeltis –
  • †Plethopeltis concavus – n. sp.
  • †Plethopeltis concavus –
  • †Plethopeltis obtusus –
  • †Plethopeltis orientalis –
  • †Plethopeltis resseri –
  • †Plethopeltis sp. –
• †Plethopeltoides –
  • †Plethopeltoides sp. –
• †Plethopletis –
  • †Plethopletis arbucklensis –
• †Plethospira –
  • †Plethospira cassina – n. sp.
  • †Plethospira extensa – n. sp.
  • †Plethospira sp. –
• †Pleurorthis –
  • †Pleurorthis sp. –
• †Plicatolina –
  • †Plicatolina scalpta –
  • †Plicatolina sp. –
• †Plicatolinella –
  • †Plicatolinella ocula – n. sp.
• †Pliomeridius –
  • †Pliomeridius lacunatus –
  • †Pliomeridius sulcatus – n. sp.
  • †Pliomeridius sulcatus –
• †Pliomeroides –
  • †Pliomeroides deferrariisi –
  • †Pliomeroides primigenus –
• †Pojetaconcha –
  • †Pojetaconcha chapronierei – n. sp.
• †Politicurus – ?
• †Politicurus –
  • †Politicurus politus – n. sp.
  • †Politicurus politus – aff.
  • †Politicurus politus –
  • †Politicurus sp. –
• †Polygyrata –
  • †Polygyrata hunterensis – n. sp.
• †Polymeres –
  • †Polymeres sp. –
• †Polytoechia –
  • †Polytoechia hecatompylensis –
  • †Polytoechia sp. –
• †Pomatotrema –
  • †Pomatotrema sp. –
• †Pomeraniotreta –
  • †Pomeraniotreta sp. –
• †Poramborthis –
  • †Poramborthis sp. –
• †Pradesia –
  • †Pradesia sp. –
• †Pradesura –
  • †Pradesura jacobi – n. sp.
• †Praepatokephalus –
  • †Praepatokephalus sp. –
  • †Praepatokephalus sp. A – informal
• †Presbynileus –
  • †Presbynileus latifrons – n. sp.
  • †Presbynileus latifrons –
• †Pricyclopyge –
  • †Pricyclopyge sp. –
• †Primitia – ?
• †Primitia –
  • †Primitia sp. –
• †Primitiella –
  • †Primitiella sp. –
• †Prioniodus – n. gen.
• †Prioniodus –
  • †Prioniodus costatus –
  • †Prioniodus oepiki – cf.
  • †Prioniodus sp. –
• †Prionocheilus –
  • †Prionocheilus sp. –
• †Proacodus –
  • †Proacodus sp. –
• †Proceratopyge –
  • †Proceratopyge incondita –
  • †Proceratopyge inexpectata –
• †Prochauvelicystis –
  • †Prochauvelicystis sp. –
• †Proconodontus –
  • †Proconodontus sp. –
• †Proendoceras –
  • †Proendoceras sp. –
• †Promegalaspides –
  • †Promegalaspides intactus –
• †Pronajiaceras –
  • †Pronajiaceras sp. –
• †Prooneotodus – "
• †Prooneotodus –
  • †Prooneotodus sp. –
  • †Prooneotodus tenuis –
• †Prophyllodictya –
  • †Prophyllodictya prisca – n. sp.
• †Proplina – ?
• †Proplina –
  • †Proplina acutum –
  • †Proplina ampla –
  • †Proplina cornutaformis –
  • †Proplina elongata –
  • †Proplina meramecensis – n. sp.
  • †Proplina sibelius – n. sp.
  • †Proplina sp. –
• †Prospectatrix –
  • †Prospectatrix brevior – n. sp.
  • †Prospectatrix sp. –
• †Protambonites –
  • †Protambonites hooshangi –
  • †Protambonites sp. –
• †Proterocameroceras –
  • †Proterocameroceras sp. –
• †Proterokaipingoceras –
  • †Proterokaipingoceras sp. –
• †Proteuloma –
  • †Proteuloma geinitzi –
  • †Proteuloma sp. – n. sp.
  • †Proteuloma sp. –
• †Protocycloceras –
  • †Protocycloceras doniphorense –
  • †Protocycloceras sp. –
• †Protocyptendoceras –
  • †Protocyptendoceras sp. –
• †Protoentactinia – ?
• †Protoentactinia –
  • †Protoentactinia gracilispinosa – n. sp.
  • †Protoentactinia latospinosa – n. sp.
  • †Protoentactinia minuta – n. sp.
  • †Protoentactinia sp. A – informal
  • †Protoentactinia sp. B – informal
  • †Protoentactinia sp. C – informal
• †Protopanderodus –
  • †Protopanderodus sp. –
• †Protopeltura – ?
• †Protopeltura –
  • †Protopeltura mesembria –
  • †Protopeltura sp. –
  • †Protopeltura vizcachensis – n. sp.
• †Protopliomeroides –
  • †Protopliomeroides sp. –
• †Protopliomerops – "
• †Protopliomerops – ?
• †Protopliomerops –
  • †Protopliomerops primigenius –
  • †Protopliomerops radiatus –
  • †Protopliomerops sp. –
  • †Protopliomerops sp. 5 – informal
• †Protopresbynileus –
  • †Protopresbynileus sp. –
  • †Protopresbynileus wildeni –
• †Protoprioniodus –
  • †Protoprioniodus sp. –
• †Protopyge –
  • †Protopyge cincta – cf.
• †Protospongia –
  • †Protospongia sp. –
• †Psammichnites –
  • †Psammichnites gigas –
• †Pseudagnostus –
  • †Pseudagnostus sp. –
• †Pseudoacrocephalites –
  • †Pseudoacrocephalites ilgaensis –
  • †Pseudoacrocephalites sp. –
• †Pseudoasaphus –
  • †Pseudoasaphus sp. –
• †Pseudobryograptus –
  • †Pseudobryograptus sp. –
• †Pseudocalymene –
  • †Pseudocalymene superba –
• †Pseudoclelandia –
  • †Pseudoclelandia cornupsittaca – n. sp.
  • †Pseudoclelandia cornupsittaca –
  • †Pseudoclelandia fluxafissura – n. sp.
  • †Pseudoclelandia fluxafissura –
  • †Pseudoclelandia lenisora – n. sp.
• †Pseudocybele –
  • †Pseudocybele nasuta –
• †Pseudodainella –
  • †Pseudodainella lata –
• †Pseudoectenolites –
  • †Pseudoectenolites sp. –
• †Pseudoeuchasma –
  • †Pseudoeuchasma typica –
• †Pseudohysterolenus –
  • †Pseudohysterolenus infidus –
  • †Pseudohysterolenus sp. –
• †Pseudohystricurus – ?
• †Pseudohystricurus –
  • †Pseudohystricurus obesus – n. sp.
  • †Pseudohystricurus obesus – cf.
  • †Pseudohystricurus rotundus – n. sp.
  • †Pseudohystricurus sp. –
• †Pseudokainella – ?
• †Pseudokainella –
  • †Pseudokainella armatus –
  • †Pseudokainella impar –
  • †Pseudokainella keideli –
  • †Pseudokainella lata –
  • †Pseudokainella pustulosa –
  • †Pseudokainella sp. –
  • †Pseudokainella sp. A – informal
• †Pseudokoldinella –
  • †Pseudokoldinella sp. –
• †Pseudokoldinia – n. gen.
• †Pseudokoldinia –
  • †Pseudokoldinia gloriosa – n. sp.
  • †Pseudokoldinia sp. –
• †Pseudokoldinioidia –
  • †Pseudokoldinioidia sp. –
• †Pseudolingula –
  • †Pseudolingula sp. –
• †Pseudomera –
  • †Pseudomera sp. 1 – informal
  • †Pseudomera sp. 2 – informal
• †Pseudoperonopsis –
  • †Pseudoperonopsis zuninoi –
• †Pseudopetigurus –
  • †Pseudopetigurus sp. –
• †Pseudoscenella – ?
  • †Pseudoscenella manchurica –
• †Pseudotalbotina –
  • †Pseudotalbotina ovalis – n. sp.
• †Pseudotechnophorus –
  • †Pseudotechnophorus typicalis –
• †Psilocephalina –
  • †Psilocephalina lubrica –
  • †Psilocephalina sp. –
• †Psilocephalinella –
  • †Psilocephalinella sp. –
• †Ptychopegma – n. gen.
• †Ptychopegma –
  • †Ptychopegma burgeri – n. sp.
  • †Ptychopegma burgeri –
• †Ptychopleurites –
  • †Ptychopleurites johnsoni – n. sp.
• †Ptyocephalus –
  • †Ptyocephalus acclivus –
  • †Ptyocephalus declevitus –
• †Pulchrilamina – ?
• †Pulchrilamina –
  • †Pulchrilamina sp. –
  • †Pulchrilamina spinosa –
• †Punctolira –
  • †Punctolira punctolira –
  • †Punctolira sp. –
• †Purmanarcoceras –
  • †Purmanarcoceras sp. –
• †Pyraustocranium –
  • †Pyraustocranium orbatum – n. sp.
• †Pyritonema –
  • †Pyritonema sp. –
• †Radiograptus –
  • †Radiograptus sp. –
• †Rafinesquina –
  • †Rafinesquina sp. –
• †Randaynia –
  • †Randaynia saundersi –
• †Ranorthis –
  • †Ranorthis cheshmehaliana –
  • †Ranorthis sp. –
• †Raphiophorus –
  • †Raphiophorus sp. –
• †Raphistoma –
  • †Raphistoma sp. –
• †Rasettia – ?
• †Rasettia –
  • †Rasettia capax – cf.
  • †Rasettia granulatus –
  • †Rasettia sp. –
• †Rectroclitendoceras –
  • †Rectroclitendoceras sp. –
• †Redonia –
  • †Redonia michelae – cf.
  • †Redonia michelae –
  • †Redonia sp. –
• †Remopleuridella – ?
  • †Remopleuridella obtusa –
• †Remopleurides –
  • †Remopleurides sp. –
• †Remopleuridiella – ?
• †Remopleuridiella –
  • †Remopleuridiella caudalimbata – n. sp.
  • †Remopleuridiella caudalimbata –
  • †Remopleuridiella obtusa – n. sp.
  • †Remopleuridiella sp. –
• †Renalcis –
  • †Renalcis sp. –
• †Retroclitendoceras –
  • †Retroclitendoceras sp. –
• †Rhabdinopora –
  • †Rhabdinopora sp. –
• †Rhacopea –
  • †Rhacopea sp. –
• †Rhadinopleura –
  • †Rhadinopleura eurycephala –
• †Rhopalocoelia –
  • †Rhopalocoelia sanxiaensis – n. sp.
• †Rhopalocystis –
  • †Rhopalocystis sp. –
• †Ribeiria – n. gen.
• †Ribeiria –
  • †Ribeiria bassleri –
  • †Ribeiria calcifera –
  • †Ribeiria lucan – n. sp.
  • †Ribeiria lucan –
  • †Ribeiria manchurica –
  • †Ribeiria parva – cf.
  • †Ribeiria pojetai – n. sp.
  • †Ribeiria sp. –
  • †Ribeiria sp. A – informal
• †Richardsonella –
  • †Richardsonella sp. –
  • †Richardsonella variagranula – n. sp.
• †Rioceras – n. gen.
• †Rioceras – ?
• †Rioceras –
  • †Rioceras depressum – n. sp.
  • †Rioceras escandei –
  • †Rioceras expansum – n. sp.
  • †Rioceras fusiforme – n. sp.
  • †Rioceras lobatum – n. sp.
  • †Rioceras minore –
  • †Rioceras nondescriptum – n. sp.
  • †Rioceras nondescriptum –
  • †Rioceras oxacaense –
  • †Rioceras sp. –
• †Robertorthis –
  • †Robertorthis sp. –
• †Robsonoceras –
  • †Robsonoceras robsonense – n. sp.
  • †Robsonoceras robsonense –
  • †Robsonoceras sp. –
• †Robustum – n. gen.
• †Robustum –
  • †Robustum nodum – n. sp.
  • †Robustum nodum –
  • †Robustum phallerium – n. sp.
  • †Robustum phallerium –
• †Rosobolus –
  • †Rosobolus sp. –
• †Rossaspis –
  • †Rossaspis rossi –
  • †Rossaspis sp. –
  • †Rossaspis superciliosa – n. sp.
  • †Rossaspis superciliosa –
• †Rosselia –
  • †Rosselia sp. –
• †Rossicurus –
  • †Rossicurus lepidus –
  • †Rossicurus sp. 1 – informal
  • †Rossicurus sp. 2 – informal
  • †Rossicurus sp. 3 – informal
  • †Rossicurus sp. 4 – informal
• †Rossodus – ?
• †Rossodus –
  • †Rossodus manitouensis –
  • †Rossodus sp. –
  • †Rossodus tenuis –
• †Rowellella –
  • †Rowellella sp. –
• †Rusophycus –
  • †Rusophycus crimesi –
  • †Rusophycus didymus –
  • †Rusophycus dispar – cf.
  • †Rusophycus euntendorfensis –
  • †Rusophycus latus –
  • †Rusophycus leifeirikssoni –
  • †Rusophycus pedroanus – cf.
• †Ruthenoceras – "
  • †Ruthenoceras sp. –
• †Sagavia –
  • †Sagavia durandi – n. sp.
• †Saloceras –
  • †Saloceras chinianense –
  • †Saloceras murvielense –
  • †Saloceras sericeum – n. sp.
  • †Saloceras sericeum –
• †Saltaspis –
  • †Saltaspis sp. –
  • †Saltaspis steinmanni –
• †Saltite –
  • †Saltite sp. –
• †Sanbernardaspis –
  • †Sanbernardaspis pygacantha –
• †Sanxignathus –
  • †Sanxignathus sp. –
• †Saukia –
  • †Saukia globosa – n. sp.
• †Saukiella – ?
• †Saukiella –
  • †Saukiella sp. –
• †Scaevogyra – "
• †Scaevogyra –
  • †Scaevogyra naticaformis –
  • †Scaevogyra ulrichi –
• †Scalpellodus –
  • †Scalpellodus longipinnatus –
  • †Scalpellodus sp. –
• †Scandodus –
  • †Scandodus rectus –
  • †Scandodus sp. –
• †Scenella –
  • †Scenella sp. –
• †Schizambon – ?
• †Schizambon –
  • †Schizambon discoidea –
  • †Schizambon obtusus – n. sp.
  • †Schizambon obtusus –
  • †Schizambon sp. –
• †Schizograptus –
  • †Schizograptus sp. –
• †Schizopea –
  • †Schizopea grandis –
  • †Schizopea sp. –
  • †Schizopea sp. B – informal
  • †Schizopea typica – n. sp.
  • †Schizopea typica –
• †Scolopodus –
  • †Scolopodus bassleri – aff.
  • †Scolopodus bassleri –
  • †Scolopodus quadraplicatus –
  • †Scolopodus quadriplicatus –
  • †Scolopodus sp. –
  • †Scolopodus staufferi –
  • †Scolopodus triplicatus –
  • †Scolopodus warendensis –
• †Scotiaecystis –
  • †Scotiaecystis sp. –
• †Scotoharpes –
  • †Scotoharpes sp. –
• †Seelyoceras –
  • †Seelyoceras sp. –
• †Selenopeltis –
  • †Selenopeltis sp. –
• †Semiacontiodus –
  • †Semiacontiodus iowensis –
  • †Semiacontiodus sp. –
• †Semitreta –
  • †Semitreta maior –
  • †Semitreta sp. –
• †Serpulites –
  • †Serpulites sp. –
• †Serratognathus –
  • †Serratognathus sp. –
• †Shelbyoceras –
  • †Shelbyoceras bigpineyensis – n. sp.
• †Shumardia – ?
• †Shumardia –
  • †Shumardia alata – n. sp.
  • †Shumardia ctenata – n. sp.
  • †Shumardia erquensis –
  • †Shumardia gaoluoensis –
  • †Shumardia minutula –
  • †Shumardia pentagonalis – cf.
  • †Shumardia pusilla – ?
  • †Shumardia pusilla –
  • †Shumardia salopiensis –
  • †Shumardia simehensis –
  • †Shumardia sp. –
• †Sinocystis –
  • †Sinocystis loczyi – cf.
• †Sinoparapilekia – ?
• †Sinoparapilekia –
  • †Sinoparapilekia sp. –
• †Sinoprimitia –
  • †Sinoprimitia sp. –
• †Sinorthis –
  • †Sinorthis sp. –
• †Sinuitella –
  • †Sinuitella norvegica –
• †Sinuites –
  • †Sinuites sowerbyi –
• †Sinuopea – ?
• †Sinuopea –
  • †Sinuopea basiplanata – n. sp.
  • †Sinuopea basiplanata – aff.
  • †Sinuopea basiplanata –
  • †Sinuopea cingulata – n. sp.
  • †Sinuopea emminencis – n. sp.
  • †Sinuopea humerosa –
  • †Sinuopea parva – n. sp.
  • †Sinuopea sp. –
  • †Sinuopea sp. 1 – informal
  • †Sinuopea sp. 2 – informal
  • †Sinuopea sp. 3 – informal
  • †Sinuopea sweeti –
  • †Sinuopea vera –
  • †Sinuopea whittardi – n. sp.
  • †Sinuopea whittardi –
• †Siphonobolus – ?
• †Siphonobolus –
  • †Siphonobolus sp. –
  • †Siphonobolus uralensis –
• †Siphonotretella –
  • †Siphonotretella popovi – n. sp.
• †Skljarella –
  • †Skljarella cracens –
• †Skolithos –
  • †Skolithos magnus –
  • †Skolithos verticalis –
• †Slemmestadoceras –
  • †Slemmestadoceras attavus –
• †Songtaoia –
  • †Songtaoia cylindrata – n. sp.
  • †Songtaoia sp. –
  • †Songtaoia tuberculata – n. sp.
  • †Songtaoia tuberculata –
• †Sowerbyella –
  • †Sowerbyella sp. –
• †Sphaerocare –
  • †Sphaerocare globifrons –
  • †Sphaerocare sp. –
• †Sphaerophthalmella –
  • †Sphaerophthalmella inexpectans –
• †Spinilingula –
  • †Spinilingula prisca – n. sp.
  • †Spinilingula prisca –
• †Spirorbis –
  • †Spirorbis sp. –
• †Spondyglossella –
  • †Spondyglossella sp. –
• †Staurograptus –
  • †Staurograptus dichotomus –
  • †Staurograptus sp. –
• †Stelliferidium –
  • †Stelliferidium sp. –
• †Stemtonoceras –
  • †Stemtonoceras elongatum –
• †Stenopilus – ?
• †Stenopilus –
  • †Stenopilus convexus –
  • †Stenopilus hirtus – n. sp.
  • †Stenopilus sp. –
• †Stereoplasmoceras –
  • †Stereoplasmoceras sp. –
• †Stichotrophia –
  • †Stichotrophia sp. –
• †Straparollina –
  • †Straparollina turgida –
• †Strepsodiscus –
  • †Strepsodiscus major –
  • †Strepsodiscus paucivoluta –
• †Striaconus –
  • †Striaconus sp. –
• †Striatodontus –
  • †Striatodontus sp. –
• †Strophomena –
  • †Strophomena sp. –
• †Suttonoceras – n. gen.
  • †Suttonoceras rossorum – n. sp.
• †Symphusurus –
  • †Symphusurus sp. –
• †Symphysurina – ?
• †Symphysurina –
  • †Symphysurina brevis –
  • †Symphysurina cleora – cf.
  • †Symphysurina convexa –
  • †Symphysurina elegans – n. sp.
  • †Symphysurina eugenia –
  • †Symphysurina globocapitella –
  • †Symphysurina illaenoides –
  • †Symphysurina myopia – n. sp.
  • †Symphysurina oriens –
  • †Symphysurina robusta – n. sp.
  • †Symphysurina sp. –
  • †Symphysurina sp. a – informal
  • †Symphysurina sp. b – informal
  • †Symphysurina spicata – cf.
  • †Symphysurina spicata –
  • †Symphysurina spp. –
  • †Symphysurina uncaspicata –
  • †Symphysurina walcotti –
  • †Symphysurina woosteri – cf.
• †Symphysurus – ?
• †Symphysurus –
  • †Symphysurus angustatus –
  • †Symphysurus sp. –
  • †Symphysurus subquadratus – cf.
• †Syntrophia –
  • †Syntrophia sanjuanina – n. sp.
  • †Syntrophia sanjuanina –
  • †Syntrophia sp. –
• †Syntrophina – cf.
• †Syntrophina – ?
• †Syntrophina –
  • †Syntrophina altaica –
  • †Syntrophina campbelli – cf.
  • †Syntrophina campbelli –
  • †Syntrophina carinifera –
  • †Syntrophina missouriensis –
  • †Syntrophina nana –
  • †Syntrophina sp. –
• †Syntrophinella –
  • †Syntrophinella sp. –
• †Syntrophopsis –
  • †Syntrophopsis sp. –
• †Taihungshania –
  • †Taihungshania miqueli –
  • †Taihungshania sp. –
• †Taihungshanoceras –
  • †Taihungshanoceras sp. –
• †Talassoceras –
  • †Talassoceras sp. –
• †Tarfaya – "
• †Tarfaya –
  • †Tarfaya grandis –
  • †Tarfaya jafariani –
• †Tatonaspis –
  • †Tatonaspis kindlei –
• †Technophorus –
  • †Technophorus kempae –
  • †Technophorus planei – n. sp.
  • †Technophorus planei –
• †Teichichnus –
  • †Teichichnus rectus –
• †Temnograptus –
  • †Temnograptus regularis – aff.
  • †Temnograptus sp. –
• †Tentaculites –
  • †Tentaculites lowdoni – n. sp.
  • †Tentaculites scalaris –
• †Teratoceroides –
  • †Teratoceroides sp. –
• †Teridontus –
  • †Teridontus nakamurai –
  • †Teridontus obesus –
  • †Teridontus sp. –
• †Tersella –
  • †Tersella sp. –
• †Tesselacauda – ?
• †Tesselacauda –
  • †Tesselacauda depressa – n. sp.
  • †Tesselacauda depressa –
  • †Tesselacauda flabella –
  • †Tesselacauda sp. –
• †Tetragraptus –
  • †Tetragraptus decipiens – cf.
  • †Tetragraptus decipiens –
  • †Tetragraptus sp. –
• †Tetralobula – ?
• †Tetralobula –
  • †Tetralobula delicatula –
  • †Tetralobula mediocostata –
  • †Tetralobula shorica –
  • †Tetralobula sp. –
  • †Tetralobula texana –
• †Thalassinoides –
  • †Thalassinoides paradoxicus –
• †Thoralaster – n. gen.
  • †Thoralaster spiculiformis – n. sp.
• †Thoralia –
  • †Thoralia languedociana –
• †Thoralispira –
  • †Thoralispira laevis – cf.
  • †Thoralispira occitana –
  • †Thoralispira sp. –
• †Thoraloceras –
  • †Thoraloceras bactritoides –
• †Thoralocolus –
  • †Thoralocolus sp. –
• †Thysanobololus –
  • †Thysanobololus sp. –
• †Thysanopyge –
  • †Thysanopyge argentina –
  • †Thysanopyge sp. –
• †Thysanotos –
  • †Thysanotos multispinulosus –
  • †Thysanotos sp. –
• †Tinaspis –
  • †Tinaspis totoyaca – n. sp.
• †Titanoplina – n. gen.
• †Titanoplina –
  • †Titanoplina meramecensis – n. sp.
  • †Titanoplina meramecensis –
• †Toletanaspis –
  • †Toletanaspis sp. –
• †Tolmachovia –
  • †Tolmachovia andina – n. sp.
  • †Tolmachovia belfordi –
  • †Tolmachovia concentrica –
• †Tomaculum –
  • †Tomaculum sp. –
• †Tomasina – ?
• †Tomasina –
  • †Tomasina sp. –
• †Torynelasma – ?
  • †Torynelasma sp. –
• †Tostonia –
  • †Tostonia sp. –
• †Trapezognathus –
  • †Trapezognathus diprion –
• †Triangulodus –
  • †Triangulodus sp. –
• †Triarthropsis –
  • †Triarthropsis nitida –
• †Triarthrus – ?
• †Triarthrus –
  • †Triarthrus angelini –
  • †Triarthrus rectifrons –
  • †Triarthrus shinetonensis –
  • †Triarthrus sp. –
  • †Triarthrus tertragonalis –
• †Trigonocerca – ?
  • †Trigonocerca sp. –
• †Trigonograptus –
  • †Trigonograptus sp. –
• †Trilobitarum –
  • †Trilobitarum sp. –
• †Trinodus – ?
• †Trinodus –
  • †Trinodus jujuyensis –
  • †Trinodus mobergi –
  • †Trinodus saltaensis –
  • †Trinodus sp. –
• †Triograptus –
  • †Triograptus sp. –
• †Tritoechia –
  • †Tritoechia kendyktasica – n. sp.
  • †Tritoechia preandina – n. sp.
  • †Tritoechia preandina –
  • †Tritoechia prima – n. sp.
  • †Tritoechia prima –
  • †Tritoechia sp. –
• †Trochonema –
  • †Trochonema exile – n. sp.
• †Tropidodiscus – ?
• †Tropidodiscus –
  • †Tropidodiscus sp. –
• †Tropidopyge –
  • †Tropidopyge broeggeri –
  • †Tropidopyge sp. –
• †Tropodus –
  • †Tropodus sp. –
• †Trypanites –
  • †Trypanites sp. –
• †Tsinania –
  • †Tsinania sp. –
• †Tulepyge –
  • †Tulepyge paucituberculata – n. sp.
  • †Tulepyge paucituberculata –
  • †Tulepyge tulensis – n. sp.
• †Tungtzuela –
  • †Tungtzuela szechuanensis –
• †Tungtzuella –
  • †Tungtzuella sp. –
• †Ucumaris – n. gen.
  • †Ucumaris conradoi – n. sp.
• †Ulrichaspis –
  • †Ulrichaspis sp. –
• †Ulrichidina –
  • †Ulrichidina sp. –
• †Ulrichodina –
  • †Ulrichodina sp. –
• †Utahconus – aff.
• †Utahconus –
  • †Utahconus longipinnatus – aff.
  • †Utahconus longipinnatus –
• †Vachikaspis –
  • †Vachikaspis insueta –
• †Variabiliconus –
  • †Variabiliconus sp. –
  • †Variabiliconus variabilis – cf.
• †Variabiloconus –
  • †Variabiloconus bassleri –
  • †Variabiloconus lineatus –
• †Varvia – n. gen.
• †Varvia –
  • †Varvia longicauda – n. sp.
  • †Varvia longicauda –
• †Vassaroceras –
  • †Vassaroceras henrietta – n. sp.
  • †Vassaroceras henrietta –
• †Velellospongia – n. gen.
  • †Velellospongia adnata – n. sp.
• †Veryhachium –
  • †Veryhachium sp. –
• †Villebrunaster –
  • †Villebrunaster thorali –
• †Vulcanisphaera –
  • †Vulcanisphaera sp. –
• †Wahwahlingula – ?
• †Wahwahlingula –
  • †Wahwahlingula kharbashi –
  • †Wahwahlingula sevierensis – n. sp.
  • †Wahwahlingula sevierensis –
  • †Wahwahlingula sp. –
• †Walcottoceras – ?
• †Walcottoceras –
  • †Walcottoceras monsense – n. sp.
  • †Walcottoceras monsense –
  • †Walcottoceras sp. –
• †Wanwanella –
  • †Wanwanella striata –
  • †Wanwanella trigonalis –
  • †Wanwanella wanwanensis –
• †Wanwania –
  • †Wanwania ambonychiformis –
  • †Wanwania compressa –
  • †Wanwania drucei – n. sp.
  • †Wanwania drucei –
• †Wanwanoceras –
  • †Wanwanoceras peculiare –
• †Westergardia – ?
  • †Westergardia sp. –
• †Westonisca –
  • †Westonisca sp. –
• †Woosteroceras –
  • †Woosteroceras chepultepecense – n. sp.
  • †Woosteroceras cherokeense –
  • †Woosteroceras flexiseptatum – n. sp.
  • †Woosteroceras percurvatum – n. sp.
  • †Woosteroceras sp. –
  • †Woosteroceras spirale – n. sp.
  • †Woosteroceras trempealeauense –
• †Xenostegium –
  • †Xenostegium acuminferentis – cf.
  • †Xenostegium franklinense – n. sp.
  • †Xenostegium franklinense – cf.
  • †Xenostegium franklinense –
  • †Xenostegium sp. –
• †Xiadongoceras –
  • †Xiadongoceras sp. –
• †Xianorthis –
  • †Xianorthis sp. –
• †Xinanorthis –
  • †Xinanorthis qoomesensis –
• †Yangtzeella –
  • †Yangtzeella poloi –
  • †Yangtzeella sp. –
• †Yichangopora –
  • †Yichangopora sp. –
• †Yochelsonella – n. gen.
  • †Yochelsonella compressa – n. sp.
• †Yorkia – ?
• †Yorkia –
  • †Yorkia sp. –
• †Yosimuraspis –
  • †Yosimuraspis sp. –
  • †Yosimuraspis spicata – n. sp.
  • †Yosimuraspis spicata –
• †Yukonaspis –
  • †Yukonaspis kindlei –
• †Zacompsus –
  • †Zacompsus occidentalis –
• †Zagoracaris –
  • †Zagoracaris fezouataensis –
  • †Zagoracaris sp. –
• †Zhongnanoceras –
  • †Zhongnanoceras sp. –