GENERAL INDEX. 
A. 
,i:githalus capeusia, 184. 
Africa, works on its ornithology, 
299. 216. On collecting in, 251. 
America, works on its ornithology, 
210. 216. On collecting in, 257. 
Analogical resemblances, upon, 
345. 348. 
Analogies of the orders of birds 
and quarinipods, 16. Of the 
animal kingdom and the Vert^ 
braU, & Of the falcon family 
and the Insessorcs, 291. Of the 
genus Falco to the Falconidai, 
303. Of the gcniifi Strix, SSTi. 
Of the Inscssores and the orders, 
S43. Of the InsesaorcB and the 
Mammalia, -344. Of the 
rostres and Insessorefi, 3-10. t>t 
the DcntirostresandConirostresi, 
351. Of the Ilentirostres and 
Scansores, .IJSS. Of the l^cnti- 
rostres and Tenuirostr^, 354. 
Of the Dentirostres and 1 issiios. 
tree, 356. Of the Fissirostres and 
Scansores, 357. Ofthelnsessores 
and Scansores, 059. Of the In- 
sessores an«i Fissiroetres, 360. 
Anatomy, internal and external, 
19. 
Aptenodytes, their swimming 
IM>wers, 162. 
Aquila, the restricted genus, »J7. 
Arranging birds, modes of, 274. 
Asia, worKs on its ornithology, 209. 
On collecting in, 253. 
Asio, the horned owls, 327. 
Aster, the goshawks, 305. 
Asturina, an uncertain type, 319. 
Audubon, his obsolete nomencla- 
ture, 210. 
Australia, works on its ornithology, 
213. 220. On collecting in, 255. 
Bibliography, ornithological, 200. 
Bill of birds, 59. 
Bills, their c.omparative length, 63. 
Bii^s, peculiarities of, as a class, 3. 
PriinWy t:yi>e8 of, 8. Primary 
divisions of, 11. 
Body of birds, 24. 
Bristles, nuchal, 74>. 
Buteo, the buzzards, 313. 
Buteo vulgaris, 316. 
Buteo pterocles and borealis, 317. 
Buzzards, characters of, 293. The 
cFf'nus of. SIS. 
C. 
Cabinets for birds, sizes of, 277- 
CaprimulgidjB, the bill of, 64. 
Cases for holding birds, 276. 
Cathartes, American vultures, 282. 
Cathetura Australis, 288. 
Centropus, feathers of, 43. 
Ccphalopterus oraatus, 41. 
Chaffinch, crest of, 32. 
Circajtus, an uncertain type, 319. 
Circle of the genus Falco, 303. Of 
the Falconidaj, 318. Of the Stri- 
giri®, .332. Of the genus Strix, 
S^. Of the order Inscssores, 342. 
Circus, the henharriers, 314. Mode 
of its hunting, 293. 
Clinging fec^ 131. 
Collecting birds, remarks on, 247 . 
Condor, Sarcoramphus, 28L 
Conirostres, tlie tribe of, 33i’. 
Corythaix,cre8tof,41. 
Craddse, have a lurching foot, lo4. 
Crests of birds, 30. 
Crows, the language of^, ni. 
Cuckoo, its footdesenb^, 152. 
Curtqiedes, the characters of, 338. 
340. 
Cyraindis, the true kites, 309. 311. 
B. 
Bcef-eater, the foot described, 145. 
Bentevi tyrant, 37. 
D. 
Dendrocolaptcs, the foot described, 
139, 
