96 
Gen. XXXVIII. BUTEOGALLUS Less. 
(1831). 
Type by monotypy B. cathartoides Less. 
[= Falco equinoctialis Gmel.]. 
Outer toe hardly longer than inner ; soles of feet 
smooth, wings short of tail by less than length of 
hind toe. 
161. 
Buteogallus e@quinoctialis (Gmel.), S.N. 1. 
p. 265 (1788). [Cayenne.] 
Equinoctial Buzzard. 
Wing 3 310-325, 9 340 mm.; plumage 
above black, with rufous margins on mantle 
and wing-coverts ; quills bright chestnut, 
outer webs black; tail black with white 
tip and indistinct median band of white ; 
throat blackish ; below rufous narrowly 
barred with black. 
Guiana, 
Colombia, Brazil 
Paraguay. 
Gen. XXXIX. URUBITINGA Latr. (1842). 
[ex. Less. Rev. Zool., 1839, p. 132, nom. nud.] 
” 
Type ‘‘ Urubitinga 
Size of Buteo; tarsus long and stout, scutellated 
before and behind, reticulated laterally ; distance 
between tips of wing and tail greater than length 
of hind toe ; secondaries nearly as long as prima- 
ries ; general plumage black. 
*AG2: 
Urubitinga urubitinga urubitinga (Gmel.), 
S.N., 1., p. 265 (1788). [57az0l.] 
Brazilian Eagle. 
Wing ¢ 392-410, 2 405-450 mm.; above 
and below black ; upper tail-coverts mostly 
white ; tail with base black, a central white 
band equal to a third length of tail, the 
apical third black, with white tip. 
=Falco urubitinga Gmel. 
Chile and 
Argentina to 
Brazil, Guiana, 
E. Peru, Ecua- 
dor, Venezuela, 
Tobago.? 
1 I have 2 immature birds collected by Kirk in my collection ; wing measure- 
ments 395 and 410 mm. 
