91 
Smaller, wing g 230, 9 255 mm. ; plumage 
paler grey. 
Gen. XXXVI. RUPORNIS Kaup (1844). 
Type by orig. desig. Falco magnirostris Gmel. 
Feet and claws much smaller and weaker. Size 
rather smaller than Asturina. 
*157. 
157a. 
Rupormis magmrostris magmirosiris (Gmel.), Guiana, 
S.N., 1., p. 282 (1788). [Cayenne.| E. Venezuela, 
Large-billed Hawk. Lesser Antilles. 
\ 
Wing ¢ 208-220, 2 220-226 mm.; above 
and chest dark brownish slate, head darker ; 
tail ashy with 3 broad bands of black ; 
primaries rufous including outer webs, 
barred with black, the tips black; secon- 
daries, except outermost ones, ashy barred 
with black; below white, barred with 
rufous or rufous ashy (g more rufous 
below than 9). 
Ruporms magnirosinus ecuadonensis subsp. N. & W. 
nov. [2 Vaquerot, N. Ecuador, Sept. 20th, Ecuador. 
1901, in coll. H. Kirke Swann.} 
Ecuador Large-billed Hawk. 
Wing ¢ 205, 2 220 mm. ; nearest to R. m. 
vuficauda ; above much paler and greyer 
than typical form, but upper tail-coverts 
with a tinge of buff and tail with interspaces 
darker and tinged with rufous ; below more 
rufous and with a buffish tinge ; quills more 
broadly banded with black, the secondaries 
more rufous on inner webs. 
