File:R. Owen London Archaeopteryx (1862) - Plate IV.png

English: Sketches of elements from the London specimen of Archaeopteryx and comparisons with other animals from Richard Owen's original 1862 description of Archaeopteryx (Plate IV).

Fig. 1. Portion of the furculum of Archeopteryx.

Fig. 2. Furculum of a Raven (Corvus corax).

Fig. 3. Furculum of a Falcon (Falco peregrinus).

Fig. 4. Furculum of an Owl (Nyctea nivea = Bubo scandiacus).

Fig. 5. Furculum of a Stork (Ciconia argala = Leptoptilos).


Fig. 6. Furculum of a Curassow (Crax alector).


Fig. 7. Impressions of the basal part of two 'primaries' and of four entire 'under-coverts' of the left wing of Archaeopteryx.


Fig. 8. Impressions of the caudal plumes of the 15th and 16th caudal vertebrae of Archaeopteryx.


Fig. 9. Two bone-cells or lacunae, femur of Dinornis.


Fig. 10. Two bone-cells or lacunae, wing-bone of Pterodactylus.