572 PROCEEDINGS OF UNITED STATES NATIONAL MUSEUM. [1885. 



but have tbe bead rather more ashy and the whitish supercilium ap- 

 parently more distiuct. The latter, as in the case of alcoholic speci- 

 mens of E. martinica and other specit'S, are exceedingly different in ap- 

 pearance through extraction of the yellow coloring matter by the alco- 

 hol, leaving the plumage gray and yellowish white. More specimens^ 

 both from Cozumel and from the mainland, are required to determine 

 the question as to whether they are identical or not. 



Family COTINGID^. 



■ \ [44. ^a(7ro«fom?<s, species nncleterrnined.] 



Hadroi^tomus, sp.? Salv. Ibis, April, 1885, 191. 



"A female or young male specimen of a species which I do not at 

 present recognize. The bill is much larger than that of H. aglaicc, of 

 the adjoining coast. Nor does it agree with any specimens of J7. niger 

 that 1 have examined." (Salvin, /. c.) 



-r 45. Attila cozumelae Ridgw. 



Altila vozumeJw, Ridgw. Descr. New Sp. Birds Cozumel, February 26, 1885. 

 Aitila, si).^ Salvin, Ibis, April, 1885, 191. 



Sp. char. — Most like A. citrcopygia (Bonap.), but lower parts grayish 

 white, the throat and jugulum very indistinctly streaked with darker^ 

 the head much grayer, and the bill smaller. 



Adult $ {{^'^e, ^o. 102,707, U. S. Nat. Mus., Cozumel, January 29^ 

 1885) : Pileum brownish gray, streaked with black, and also streaked 

 with white on forehead ; dorsal region deep raw-umber brown, lighter 

 and more olivaceous on the cervix, deeper and more rufescent pos- 

 teriorly, especially on up^ier part of rump ; lower rump and upper tfiil- 

 coverts ochraceous-yellow. Wings, in general, dusky, the lesser 

 coverts and outer edges of tertials olive-brown ; middle and greater 

 coverts tipped with russet-brown, forming two tolerably distinct bauds j 

 primaries narrowly edged with grayish. Tail uniform raw-umber 

 brown. Head, except on top, grayish white, streaked with grayish 

 dusky, the auriculars tinged with yellowish olive. Chin and throat 

 grayish white, indistinctly streaked with light gray ; jugulum and 

 breast grayish white or very pale gray, the darker streaks nearly obso- 

 lete, and the Literal jiortions, especially of jugulum, faintly tinged with 

 olive yellow ; abdomen immaculate white ; sides and flanks deep och- 

 raceous ; crissum primrose-yellow ; longer lower tail coverts yellowish 

 white ; lining of wing pale bufif-yellow. Bill horn-color, darker on up- 

 per mandible, but paler at tip ; feet apparently plnmbeous in life. 

 Wing, 3.G5; tail, 3.40; culmen, 1,20; bill from nostril, .75; tarsus, 1.00; 

 middle toe, .65. 



Adult 9 (No. 10L*,705, Cozumel, January 28) : Similar to the male, as 

 described above, but pileum decidedly more brown, grayish streaks on 

 side of bead, throat, etc., much more indistinct, sides much paler ochra- 



