Birds of Celebes: Falconidae. 
45 
GENUS BUTASTUR Hdgs. 
The Buzzard-eagles are of small-medium size (about as big as a Crow) , wing 
long, primaries overreaching the secondaries by about one-third of the wing- 
length; tail moderate, slightly rounded; tarsus naked (except for the upper 
fourth in front), covered with polygonal scales, the largest in front, 
toes rather short; cere large, occupying two-fifths of the exposed culmen, bill 
not powerful for a bird of prey. Preys on reptiles, amphibians, insects. Four 
species, among them migratory and probably stationary forms, found from India 
and S. E. Siberia to New Guinea; also N. E. Africa. 
17. BUTASTUR INDIOUS (Gm.). 
Grey-faced Buzzard-eagle. 
a. Javan Hawk Lath., Gen. Syn. Suppl. 1787, 32. 
h. Falco indicus Gm. , S. N. 1788, I, 264. 
c. Falco poliogenys (I) Temm., PI. Col. 1825, Nr. 325. 
d. Buteo poliogenys Less., Man. d’Orn. 1828, I, 103; (I) Temm. & Schl., Faun. Jap. Aves 
1845, 21, pi. VIIB (juv.); (2) Schl, Mus. P.-B. Buteones, 1862, 22; fill) id., Valk- 
vogels, 1866, 33, 70, pL 21, f. 2, 3; (4) id., Bev. Acc. 1873, 111. 
e. Poliornis poliogenys Kaup, Classif. Saug. u. Vog. 1844, 122. 
/’. Poliornis barbatus ('Ey ton). 
Butastur indicus fl) Sharpe, Cat. B. I, 1874, 297; (2) Walden, Tr. Z. S. 1875, IX, 143; 
(3) id., P. Z. S. 1877, 689, 757; (4) id., ib. 1878, 612; (5) David & Oust., Ois. 
Chine, 18; (6) Hume & Davison, Str. F. 1878, Yl, 19 — 21, 497; (7) Salvad., 
Orn. Pap. 1880, I, 14, et Agg. 1889, 12; (8) Kelham, Ibis 1881, 365; (9) Gurney, 
ib. 1882, 235; (10) Kutter, J. f. O. 1883, 295; (11) Oates, B. Brit. Burmah 1883, 
n, 197; 07“*; Gurney, Diurn. B. of Prey 1884, 73; (12) Pleske, Bull. Ac. Petersb. 
1884, XII, 111; (13) Guillem., P. Z. S. 1885, 253, 545; (14) W.Blas., Ornis 1888, 
541; (15) Sharpe, Ibis 1888, 195; (16) W.Blas., Omis 1888, 304; (17) Sharpe, 
Ibis 1889, 72; 1890, 274; (18) Everett, J. Straits Br. R. A. S. 1889, 183; (18>“’^) 
Salvad., Om. Pap. Agg. 1889, 12; (1.9) Tristr., Cat. Coll B. 1889, 63; (20) 
Whitehead, Ibis 1899, 42; (21) Steero, Coll B. Philip. Is. 1890, 7, 5; Seebohm, 
B. Japan 1890, 196; (22) Styan, Ibis 1891, 488; (23) Seebohm, Ibis 1893, 52; 
'24) Hose. t. c. 418; (25) Taez., Faun. Orn. Sib. Orient. I, 1891, 69; (26) Stejn., 
P. U. S. Xat. Mus. 1893, 624; (27) Grant, Ibis 1894, 503; (28) Bourns & Worces., 
B. Menage Exped. 1894, 33; (29) Everett, Ibis 1895, 32; (30) Grant, t. c. 438; 
(31) Blank, Faun. Br. Ind. B. IH, 1895, 365; (32) M. & Wg., Abh. Mus Dresden 
1895 Nr. 8, p. 4; (33) iid., ib. Nr. 9, p. 1 ; (34) iid., ib. 1896 Nr. 1, p. 4; (XXXI ) 
Meyer, Abb. v. Vogelskeletten 1897, Taf. COXI. 
I, + Sn nnt know unon what grounds this statement was made. As this learned ornithologist omits Celebes 
?rllc tables showdng the distribution of Boinean _ birds in The Ibis 1890, 
irom tJio ra g j liiniself to have been in error, especially as no 
r'A” ^ -f '•*« »»>■ «"»■ l'**’ I 
oImB Bt. Eurm.!., 11, M), «.d Bl.nford iF.un, Bd M. B. .MS, 370 .to rn*, menkon of 
Celebes as the most eastern bounds of its distribution, it would appear that their statements are founded upon 
that of Dr. Sharpe. 
