468 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



Coloration. — Head, neck, and most of under parts plain tawny, the 

 auricular tufts (together with orbital, malar, and loral regions) and 

 jugular tuft black; remaining upper parts green, passing into blue on 

 primaries; tail and posterior under parts bluish green. 



Range. — Nicaragua to Amazon Valley. (Monotypic.) 



KEY TO THE SUBSPECIES OF UROSPATHA MARTII. 



a. Smaller (wing less than 145, tail less than 250) ; coloration darker, the pileum chest- 

 nut, the under parts deep cinnamon-rufous. (Upper Amazon Valley.) 



Urospatha martii martii (extralimital).o 

 aa. Larger (wing averaging much more than 145, tail averaging more than 260, culmen 

 averaging more than 43); coloration lighter, the pileum cinnamon-rufous to 

 rufous-tawny, the under parts tawny-ochraceous anteriorly deepening into 

 ochraceous-rufous or clear cinnamon-rufous posteriorly. (Northern Ecuador to 

 eastern Nicaragua.) TJrospatha martii semirufa (p. 468). 



UROSPATHA MARTH SEMIRUFA (Sclater). 



GREATER RUFOTJS MOTMOT. 



Adults (sexes alike) . — PUeum and hindneck plain bright cinnamon- 

 rufous, becoming sHghtly deeper on lower liindneck, where very 

 sharply defined against the uniform bright ohvaceous parrot green 

 of back, scapulars, rump, and upper tail-coverts; wing-coverts and 

 secondaries purer (less ohvaceous) parrot green or grass green; alula 

 and primary coverts bluish green; outer webs of primaries clear 

 greenish blue, the five or six outer-most quills broadly edged (at least 

 in part) with deep violet-blue (hyacinth) ; tail bluish green basally 

 passing into greenish blue distaUy, the middle rectrices tipped with 

 duU black; loralj orbital, and auricular regions black; malar region, 

 chin, throat, and foreneck bright or clear tawny-ochraceous, deepen- 

 ing gradually into deep rufous-tawny or cinnamon-rufous on abdo- 

 men and sides; flanks, anal region, thighs, and under tail-coverts 

 plain verdigris green, glaucous-green, or deep oil green; a small tuft 

 of elongated black feathers in center of lower foreneck, the basal por- 

 tion of these feathers similar in color to the general color of surround- 

 ing parts; under wing-coverts dull verdigris green; inner webs of 

 remiges slate color or blackish slate; under surface of rectrices dull 

 black or slate-black; shafts of remiges and rectrices glossy black; 

 bill black; legs and feet blackish (in dried skins). 



a Prionites martii Spix, Avium Species Novae (Av. Bras.), i, "1824 " (=1825-1826?), 

 64, pi. 60 (near Pard, Brazil; coll. Munich Mus.?). — M[om.otiis] viartii Gray, Gen. 

 Birds, i, 1847, 68. — C[rybelus] marti Cabanis and Heine, Mus. Hein., ii, Nov., 1859, 

 112, part (Peru; Amazon Valley). — Urospatha martii (not of Salvadori, 1868) Tac- 

 zanowski, Orn. du P^rou, iii, 1886, 111 (Monterico, centr. Peru); Sharpe, Cat. Birds 

 Brit. Mus., xvi, 1892, 314, part (Sarayacu, e. Ecuador; Chyavetas, e. Peru; Apollo, 

 Bolivia). — Urospatha martii viartii Hellmayr, Novit. Zool., xiv, no. 2, Nov., 1907, 

 403 (Borba, Rio Madeira, Brazil; crit.). — Baryphthengus viartii Berlepsch, Journ. 

 fiir Orn., 1889, 308 (Yurimaguas, n. e. Peru; crit.). — [Crypticus] martii Bonaparte, 

 Ateneo Italiano, ii, 1854, 317 (Consp. Volucr. Anisod., 1854, 7). 



