34 Aoes. 
AVES. 
ACOIPITHES. 
Falconidj}. 
Falconidoi, seo Anderson, A.; and for Australian species, see 
Ramsay, E. P. The following American genera and their component 
species described, and their synonymy, range, &c., given, viz. : — Nisus, 
Geranoaetus^ Onychotes, Herpetotheres, Heterosjnzias, ButeogalluSj Busarel- 
lus, Thrasaetus, Morphnus, Gampsonyx, Leptodon, Itegerhinus, Anterior ^ 
Spiziastur, Urubitinga, Leucopternis, Elanoides ; R. Ridgway, Bull. 
U. S. Geol. Surv. ii. p. 91 et seq. 
Accipiter madagascariensis and skeleton figured ; A. Milne-Ed wards 
& A. Grandidier, Hist. Nat. Ois. Madag. atlas, pis. xxxv. & xxxvi. A. 
virgatus in Burma, J. H. Gurney, Ibis, 1876, p. 278. 
Aquila hifasciata, notes on this and other Indian species; A. Ander- 
son, P. Z. S. 1876, p. 311. A. rufo-nuchalis (the lesser Spotted Eagle of 
Europe), sp. n., W. E. Brooks, Str. Eeath. 1876, p. 269. A. pennata, 
observations on, in the west of Prance ; L. Bureau, Bull. Soc. Zool. Fr. 
1876, p. 54. 
■ Archibuteo. The changes of plumage of the different species 
described ; J. H. Gurney, Ibis, 1876, p. 370. 
Astiir hensti (pi. xxx.), A. francesi (pis. xxxi. & xxxii.) and skeleton 
(pis. xxxiii. & xxxiv.), A. moreli (pi. xxxii.), figured ; A. Milne- 
Edwards & A. Grandidier, Hist. Nat. Ois. Madag. atlas. A. rufitorques, 
Peale, is the right name for the Fijian Astur ; J. H. Gurney, Ibis, 1876, 
p. 383. 
Astarina: notes on certain species; J. H. Gurney, Ibis, 1876, p. 480. 
A. nitida^ var. plagiata, figured ; W. H. Henshaw, Rep. U. S. Geogr. 
Explor. W. of 100th mer. v. Zool. pi. xv. A. saturata, sp. n., P. L. 
Sclater & 0. Salvin, P. Z. S. 1876, p. 357, Bolivia. 
Baza ceylonensisj sp. n., W. V. Legge, Str. Feath. 1876, p. 247, 
Ceylon. B. madagascariensis and its skeleton figured ; A. Milne- 
Edwards & A. Grandidier, Hist. Nat. Ois. Madag. atlas, pis. xix. xx. & xxi. 
Busarellus nigricollis. The plumage of the immature bird described ; 
J. H. Gurney, Ibis, 1876, p. 486. 
Buteo. The American members of this genus reviewed ; J. H. Gurney, 
Ibis, 1876, p. 230. The Old World species also examined ; id. tom. cit. 
p. 364. A. augur ^ notes on this species and its allies ; id. tom. cit. p. 467. 
B. hypospodius, sp. n., id. tom. cit. p. 73, pi. iii. New Granada and Vene- 
zuela. B. brachypterus and its skeleton figured ; A. Milne-Ed wards & 
A. Grandidier, Hist. Nat. Ois. Madag. atlas, pis. xxii. xxiii. & xxvi.a. 
B. plumipes : note on this and other Indian Buzzards, B. desertorum^ 
from India, being now considered to be not this species but B. ferox ; 
A. 0. Hume, Str. Feath. 1876, p. 358 et seq. B. vulgaris in North 
America, C. J. Maynard, Bull. Nutt. Orn. Club, i. p. 2 ; R. Ridgway, 
tom. cit. p. 32. B. vulgaris and B. lagopus figured; O. Riesenthal, 
Raubv. Deutschl. Part i. 
Biiteogallus cequinoctialis. The plumage of the immature bird described ; 
J. H. Gurney, Ibis, 1876, p. 485. 
