516 DESCRIPTION OF PLATES. 



PLATE II. BIRDS. 



Fig. 1. Bill and Cere of Golden Eagle, Falco fulvus. 



2. Bill of Peregrine Falcon, F. peregrinus. 



3. Bill and Head of the Great Horned Owl, Strix bubo. 



4. Bill of the Carrion Crow, Corvus corone. 



5. Head of the Nightingale, Sylvia luscinia. 



6. Head of the Bulfinch, Pyrrhula vulgaris. 

 7- Head of the Crossbill, Loxia curvirostra. 



8. Head of the Green Parrot, Psittacus cyanotis. 



9. Head of the Nuthatch, Sitta Europea. 



10. Head of Turtle-Dove, Columba turtur. 



11. Head of Wild Goose, Anas Anser. 



12. Head of the Great Auk or Penguin, Alca impennis. 



13. Foot of the Golden Eagle, exemplifying the talons of a 



bird of prey. 



14. Foot of the Great Horned Owl. 



15. Foot of the Starling, Sturnus vulgaris. 



16. Foot of the Nuthatch, showing the structure of the feet in 



an Anisodactylous bird. 



17. Foot of the Green Finch, Fringilla Chloris. 



18. Foot of the Green Woodpecker, to show the structure of a 



Zygodactylous foot. 



19. Foot of the Lark. 



20. Foot of the Pheasant, Phasianus Colchicus, showing the 



general structure of the foot in gallinaceous birds. 



21. Foot of the Plover, Charadrius pluvialis, to show the struc- 



ture of the foot among the Grallatores. 



22. Foot of the Little Bustard, Otis tetrax, to exemplify the 



structure of the foot in the Cursores. 



23. Foot of the Ostrich, Slruthio Camelus. 



24. Foot of the Red Phalarope, Phalaropus hyperboreus, to 



show the structure of the foot in the Pinnatipedes. 



25. Foot of the Common Gull, Lams canus, to show the foot 



of a Palmipede. 



