1. Booted tarsus of a Robin. 2. Bill of a Robin. 8. Scutellate tarsus of the Brown 
Thrush. 4. Bill of the Brown Thrush. 5. Billofa nuthatch. 6. Bill of a creeper. 7. 
Bill of a warbler; genus Helminthophaga; 8, Dendreca,; 9, Myiodioctes. 10. Wing-feather 
of the Cedar-bird, with horny appendage. 11. Head of a Cedar-bird, with crest raised. 
12. Bill of the Goldfinch. 13. Bill of the Rose-breasted Grosbeak. 14. Bill of the Sharp- 
tailed Finch. 15. Tail-feathers of the same bird. 16. Bill of a crossbill. 17. Hind-toe 
and claw of the Snow Bunting. 18. Bill of the Red-winged Blackbird. 19. Bill of the 
Canada Jay. 20. Bill of the Great Crested Flycatcher; (21.)as seen from above. 22. “ Mu- 
cronate” tail-feathers of the Chimney Swift. 23. Head of the Chimney Swift. 24. “Syn- 
dactyle” foot of the Kingfisher. 25. Bill of the Downy Woodpecker. 26. Raptorial bill 
(genus Accipiter). 27. Tip of bill, genus Falco, 28. Bill of a pigeon. 29. Tarsus of a 
pigeon. 
om. 
