LIST OF ILLUSTRATIONS 



via. PA;P, 



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



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



Eagle (after Wray) . . 11 



3. a. Maims of Ostrich, showing Attachment of Reiniges. />. 



Manus of Ostrich, Upper Surface, showing Remiges and 

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



(after Wray) 13 



4. Feather showing Aftcrshaft (after Sclater) . . . 18 



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



-B, Tongue in Profile (after Beddard) 20 



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



(after Gar rod) 20 



1 '. Intestinal Loops (after Gadow) ...... 24 



8. Alligator Mississipicnsis ; Alimentary Tract (after Clutl liters 



Mitchell) 26 



9. Chaunti chavaria ; Alimentary Tract (after Chalmers Mitchell) 27 



10. Art/its yiganteus, Chick; Intestinal Loops (after Chalmers 



' Mitchell) 27 



11. Casita rius ; Intestinal Tract (after Chalmers Mitchell) . . 28 



12. Struthio cameltis; Intestinal Tract (after Chalmers Mitchell) 28 



13. Haliaetits albicilla ; Intestinal Tract (after Chalmers Mitchell) 29 



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



15. Par us major (after Chalmers Mitchell) ..... 31 



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



17. Duodenum of Syrrhaplcs (after Brandt) 33 



18. Duodenum, Bile Ducts, and Pancreatic Ducts of another Si/r- 



rhaples (after Brandt) . . . . . . 33 



19. Duodenal Loops of Bhea amcricana (after Gadow) . . . 34 



20. Duodenal Loop of Rh. Darwin i (after Gadow} . . . . 34 



21. Cloaca of Chauna drrbiana laid open from in front (after 



Forbes) . . . . 35 



22. Two Types of Bursa (after Forbes) . . 36 



23. Respiratory Organs of Duck (after Huj-lr//} . . . s;> 



