BIRDS OF NORTH AND MIDDLE AMERICA. 461 



Adult maZe.— Length (skins), 370-460 (411); wing, 135.5-151 

 (142.8); tail, 208-266 (235.3); exposed culmen, 38.5-49 (43.1); 

 tarsus, 28.5-31.5 (29.2); niiddle toe, 19-21 (20).« 



Adult female.— Length, (skins), 380-432 (401); wing, 131.5-147.5 

 (137.9); tail, 213-250 (224.1); exposed culmen, 40.5-45 (42.7); 

 tarsus, 27-31 (28.4); middle toe, 19-21 (19.7).^ 



Southeastern Mexico, in States of Vera Cruz (Cordova; Playa 

 Vicente; Cuichapa; Vera Cruz; Atoyac; Motzorongo; Minatitlan; 

 Buena Vista; Orizaba; Tolosa; San Andres Tux tla; Mirador; Acho- 

 tal), Oaxaca (Teotalcingo ; Guichicovi; Chimalapa; Xacaltepec; Santo 

 Domingo), and Tabasco (Teapa; Frontera). 



Momotus brasiliensis (not of Latham) Cassin, Proc. Ac. Nat. Sci. Phila., iv, 

 1848, 89 (Vera Cruz, Mexico). 



Momotus lessoni (not M. lessonii Lesson) Sclater, Proc. ZooL Soc. Lond., 1856, 

 285 (Cordova, Vera Cruz; crit.); 1859, 387 (Playa Vicente, Vera Cruz; Teo- 

 talcingo, Oaxaca); Cat. Am. Birds,- 1862, 262, part (Mexico). — Schlegel, 

 Mus. Pays-Bas, iii, no. 19, 1863, 4, part (Mexico). — Sumichrast, Mem. Bost. 

 Soc. N. H., i, 1869, 562 (tierra caliente of Vera Cruz). — Lawrence, Bull. 

 U. S. Nat. Mus., no. 4, 1876, 29 (Guichicovi and Chimalapa, Oaxaca). — 

 Sharpe, Cat. Bii'ds Brit. Mus., xvii, 1892, 324, part (localities in southeastern 

 Mexico). — Salvin and Godman, Biol. Centr.-Am., Aves, ii, 1895, 456 part 

 (Xacaltepec, Teotalcingo, Chimalapa, and Guichicovi, Oaxaca; Orizaba, 

 Cordova, Huatusco, Cuichapa, Vera Cruz, Atoyac, and Playa Vicente, Vera 

 Cruz; Teapa, Tabasco). 



[Momotus] lessoni Sclater and Salvin, Nom. Av. Neotr., 1873, 102, part 

 (Mexico). — Sharpe, Hand-list, ii, 1900, 77, part (Mexico). 



M[omotus] lessonii Ridgway, Man. N. Am. Birds, 1887, 278, part. 



Momotus lessoni goldmani Nelson, Auk, xvii, no. 3, July, 1900, 256 (Motzorongo, 

 Vera Cruz; coll. U. S. Nat. Mus.). 



MOMOTUS SUBRUTESCENS CONEXUS (Thayer and Bangs). 



SMALL-BILLED MOTMOT. 



Similar to 31. s. suhrufescens '^ but decidedly darker, anterior under 

 parts usually extensively olivaceous, and wing and tail averaging 

 shorter. Also resembling M. lessonii, but smaller, posterior under 

 parts always more or less greenish instead of tawny, blue occipital 

 band narrower, not turquoise blue anteriorly nor margined with 

 black posteriorly, and under wing-coverts clear ochraceous-buff 

 instead of light olive-greenish. 



Adults (sexes alilce) . — Anterior portion of forehead, lores, suborbital 

 and auricular regions and upper portion of malar region, deep black; 

 rest of forehead, together with superciliary region and anterior por- 

 tion of crown bright Hght greenish blue (nile blue) , changing to bright 

 ultramarine or smalt blue on sides of occiput and across nape (these 

 deep blue feathers light greenish blue or bluish green beneath surface 



<* Eighteen specimens. 6 Eight specimens. c gee page 455. 



