BIRDS OF NORTH AND MIDDLE AMERICA. 773 
Tres Marias Islands (Maria Madre Island), western Mexico. 
Trogon ambiguus (not of Gould) Grayson, Proc. Bost. Soc. N. H., xiv, 1871, 
272 (Tres Marias Islands; habits, notes, etc.).—LAWRENCE, Mem. Bost. 
Soc. N. H., ii, 1874, 290, part (Tres Marias). 
Trogon ambiguus goldmani Netson, Proc. Biol. Soc. Wash., xii, Jan. 27, 1898, 8 
(Maria Madre I., Tres Marias group, w. Mexico; coll. U. S. Nat. Mus.); 
N. Am. Fauna, no. 14, 1899, 42 (Tres Marias; habits). 
[Trogon] goldmanni Sarre, Hand-list, ii, 1900, 148. 
TROGONURUS ELEGANS (Gould). 
ELEGANT TROGON. 
Similar to T. ambiguus, but tail decidedly longer, adult male with 
lateral rectrices regularly though narrowly barred (instead of vermic- 
ulated) with black, and wing-coverts and secondaries more coarsely 
vermiculated, the adult female with black tip to middle rectrices 
much narrower and lateral rectrices regularly and more broadly barred 
with black. 
Adult male.—Forehead (more or less broadly), loral, orbital, auricu- 
lar and malar regions, chin, and throat dull black; rest of head and 
neck, chest, back, scapulars, anterior lesser wing-coverts, rump, and 
upper tail-coverts bright metallic green or golden green, the rump and 
upper tail-coverts sometimes purer (less golden) green; middle pair 
of rectrices bluish golden green, broadly and abruptly tipped with 
black, the outer web of next two pairs similar, but inner web brownish 
black or blackish brown, tipped with black; three lateral pairs of rec- 
trices with exposed portion (in closed tail) white, immaculate for a 
large terminal area (about 14-23 mm. long—longest on third rectrix 
from outside), the remainder narrowly and regularly barred with 
black, the black bars slightly narrower than the white interspaces 
and averaging about 1.5 mm. wide; wing-coverts (except anterior 
portion of lesser covert area) finely vermiculated or undulated with 
blackish slate and white; rest of wing blackish slate, the longer pri- 
maries broadly edged with white; a broad white band across upper 
breast (next to metallic green of chest); rest of under parts pure 
geranium red, the thighs blackish slate; bill yellow; naked eyelids 
orange ;¢ iris dark brown; feet (in dried skins), horn color; length 
(skins), 283-293 (288); wing, 128-139 (134.2); tail, 161.5-180.5 
(172); culmen, 17.5-19.5 (18.3); tarsus, 14-15 (14.6); inner anterior 
toe, 14.5-15.5 (15).° 
Adult female.—Forehead brownish gray (nearly mouse gray), pass- 
ing into hair brown on occiput, this into broccoli brown on hindneck, 
back, scapulars, and lesser wing-coverts, the rump (lower portion) and 
@ Dearborn, b Six specimens. 
