175 
List of specimens in United Slates National Museum. 
6 
£ 
2 
So 
_o 
-2 
cS 
u 
33602 
42128 
50872 
54022 
540*3 
Original No. 
Sex and age. 
Locality. 
When collected. 
From whom received. 
2231 
198 
Guatemala. 
-, 18G0 
O. Salvin. 
Dr. Sartorius. 
Do. 
McLeannan. 
Do. 
d ad. 
— ad. 
? 
d 
Mirador, Mexico... 
.do.'. 
128 
Panama. 
.do. 
Other specimens examined .—Iu mus. Pliilad. Acad., 2; Am. Mus., N. Y., 1 ; G. N. Law¬ 
rence, 2; total, 10. 
Measurements. 
Sex. 
Wing. 
Tail. 
Culmen. 
Tarsus. 
Middle toe. 
No. of spec¬ 
imens. 
d 
12. 00 
9. 25 
1.05 
2. 85 
1.55 
i 
? ' 
14. 25-14. 85 
9. 25-9. 50 
1. 05 
3. 30-3. 40 
1. 60-1. 65 
2 
LEUCOPTERNIS PALLIATES. 
Buleo polionotus Gray, List Accip. 1844,17; (no description!); Hand List, i, 1SG9, 8.— 
Kaup, Isis, 1847,212 .—Strickl. Orn. Syn. i, 1855,37. 
Leucopternis polionota, Kaup, Isis, 1847,212 .—Bonap. Consp. i, 19. 
Falco palliatus Natt. MS. unde- 
Leucopternis palliata Pelz. Sitz. Ak, Wien, xliv, 1861,11 ; Yerli. Zool.-Bot. Ges. 
Wien, 1862,141,184; Ueb. Falk. 1862, 7 (Brazil); Orn. Bras. 1871, 3.— Scl. & 
Salv. Ex. Orn. vii, 1868, pi. xlix ; Nom. Av. Neotrop. 1873,119.—Salv. Ibis, 
1872, 242. 
Urubitinga palliata Sharpe Cat. Acc. B. M. 1874,218. 
Asturina melanonota Schl. Mus. P.-B. Asturinse 1862,10, (not of Vieill. !); Rev. 1873, 
103. 
Hal ).—Southeastern Brazil (Scl. and Salv.) ; Maceo, Amazonia (Mus. 
Comp. Zool., No. 7219). 
Wing, 14.25-10.50 ; tail, 8.00-9.00; culmen, 1.05; hill from tip to 
rictus, 1.60-1.80; tarsus, 3.50-3.80. Adult: — Head, neck, entire lower 
parts, and terminal one-third to one-half the tail continuous pure white; 
upper parts (except head and neck), including basal half or two-thirds 
of the tail, dark plumbeous or plumbeous-black ; scapulars, secondaries, 
and inner primaries tipped with white; dorsal feathers transversely 
variegated with white beueatli the surface; inner w T ebs of primaries and 
rectrices pale ashy or white, transversely barred with darker. 
“ Cere pale yellow; feet pale orange-yellow; claws black; iris not 
very dark brown.”—(N atterer, fide Sharpe, l. c.) 
LEUCOPTERNIS LACERNULATA 
Falco lacernulatus Tkmm. PI. Col. i, 1827,437. 
Buteo lacernulatus C'uv. Rbg. An. ed. 2, i, 1829, 337.— Less. Tr. Orn. 82 .—Gray, 
Gen. fol. sp. 16; List B. Brit. Mus. 17 .—Strickl. Orn. Syn. i, 1855,34. 
Leucopternis lacernulata Bonap. Consp. i, 1850,19. 
Urubitinga lacernulata Sharpe, Cat. Acc. B. M. 1874,218. 
Falco sliotopterus Max. Beitr. iii, 1830, 204. 
Buteo scotopterus Burm. Syst. Ueb. ii, 51; Thiere Bras, ii, 1856, 51 .—Gray, List 
B. Brit. Mus. 1848, 38; Hand List, i, 1869, 8 .—Strickl. Orn. Syn. i, 1855,34. 
