LIST OF ILLUSTEATIONS 



J-'IG. PAtiK 



1. Wing of Golden Plover {after Goodchild) .... 10 



2. a. Cubital Eemiges of Pheasant, b. Cubital Remiges of Golden 



Eagle {after Wray) 11 



3. a. Manus of Ostrich, showing Attachment of Eemiges. b. 



Manus of Ostrich, Upper Surface, showing Bemiges and 

 Coverts, c. Digits of Embryo, showing Remiges and Coverts 



{after Wray) 13 



4. Feather showing Aftershaft {after Sclater) 18 



5. A, Lower Mandible of Indian Darter, t, Rudimentary Tongue. 



B, Tongue in Profile {after Bedda/rd) 20 



6. Head of Lorius, showing Extended Tongue with Brush Tip 



{after Garrod) 20 



7. Intestinal Loops {after Gadow) ...... 24 



8. Alligator Mississipiensis ; Alimentary Tract {after Clialmers 



Mitchell) 26 



9. Cliauna chavaria ; Alimentary Tract {after Chalmers Mitchell) 27 



10. Argus giganteus. Chick ; Intestinal Loops {after Chalmers 



Mitchell) 27 



11. Casuarius ; Intestinal Tract {after Chalmers Mitchell) . . 28 



12. Struthio cainelus ; Intestinal Tract {after Chalmers Mitchell) 28 



13. Haliaetus albicilla ; Intestinal Tract {after Chalmers Mitchell) 29 



14. Ara ararauna ; Intestinal Tract {after Chalmers Mitchell) . 29 



15. Parus major {after Chalmers Mitchell) 31 



16. Alimentary Viscera of the Indian Darter {after Beddard) . . 32 



17. Duodenum of Syrrhaptes {after Brandt) 33 



18. Dnodenum, Bile Ducts, and Pancreatic Ducts of another Syr- 



rhaptes {after Brandt) 33 



19. Duodenal Loops of Bhea americana {after Gadow) ... 34 



20. Duodenal Loop of Rh. Darwini {after Gadow) . . . . 34 



21. Cloaca of Ohauna derbiana laid open from in front {after 



Forbes) 35 



22. Two Types of Bursa (a/7erFoc6cs) 36 



23. Respiratory Organs of Ducli {after Huxley) .... 39 



