480 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



[Eumomota] supereiliaris Sclater and Salvin, Nom. Av. Neotr., 1873, 103, part. — 



Sharpe, Hand-list, ii, 1900, 76, part. 

 Cryplicus superciliosus Swainson, Anim. in Menag., 1837, 358, part. — Lesson i 



Descr. Mam. et Ois., 1847, 267, part. 

 Momotus yucatanensis Cabot, Proc. Bost. Soc. N. H., i, 1843, 156 (Yucatan; coll. 



S. Cabot); Bost. Journ. N. H., iv, no. 4, Jan., 1844, 466 (Chichen-Itza). 

 [Prionites] yucatanensis Bonaparte, Consp. Av., i, 1850, 165. 

 Pariphonus toh Donde, La Emulacion, iii, no. 12, 1878, 7 (Yucatan). 



EUMOMOTA SUPERCILIOSA BIPARTITA Ridgway. 



GREEN-BREASTED TURQUOISE-BROWED MOTMOT. 



Similar to E. s. superciliosa but with under parts of body divided 

 into two very distinctly or abruptly defined differently colored areas, 

 the breast uniform olive-greenish, the remaining portion uniform 

 cinnamon-rufous; cinnamon-rufous interscapular area usually much 

 larger or better defined. 



Adult male.— Length, (skins), 312-365 (348); wing, 106-114.5 

 (109.6); tail, 173.5-219 (202.5); exposed culmen, 34-43 (39.6); tar- 

 sus, 19.5-22 (20.5); middle toe, 14.5-17.5 (16) .« 



Adult female.— Length (skins), 330-370 (348); wing, 102-117.5 

 (109.4); tail, 174-217.5 (190.7); exposed culmen, 36-40 (38.4); tar- 

 sus, 19-21 (20); middle toe, 15-16.5 (15.6).^' 



Southern Mexico, in States of Vera Cruz (Uvero; Tolosa), Oaxaca 

 (Tehuan tepee; Santa Efigenia; Cacoprieto; Tapana), and Chiapas 

 (Huehuetan), and southward through Guatemala (El Rancho, 

 Zapata; Los Amates, Yzabal; Chapulco; Plain of Salama; San 

 Geronimo; Retalhuleu; San Jose; Montagua Valley; Escuintla; 

 Palin; Medio Mor^te; Naranjo) to Honduras (Omoa; Copan; Santa 

 Ana; Rio Segovia; San Pedro Sula; San Pedro Montana; Ceiba). 

 Salvador (La Libertad; San Miguel) ? *= 



{!) Cry pticus superciliosus {not Prionites superciliosus Sandbach?) Swainson, Anim. 

 in Menag., 1838, 358, part ("Spanish America"). — Lesson, Descr. Mam. et 

 Ois., 1847, 267, part. 



C[rypticus\ supereiliaris Bonaparte, Consp. Av., i, 1850, 165, part (Mexico; 

 Honduras) . 



Eumomota supereiliaris Sclater, Proc. Zool. Soc. Lond., 1857, 257, part (monogr.); 

 Cat. Am. Birds, 1862, 263, excl. syn. part (Honduras). — Moore, Proc. Zool. 

 Soc. Lond., 1859, 54 (Omoa, Honduras; habits).— Salvin, Ibis, 1860, 195 

 (Plain of Salama, Guatemala) ; Cat. Strickland Coll., 1881, 413 (Guatemala). — 

 Owen, Ibis, 1861, 64 (San Geronimo, Guatemala; habits; descr. nest and 

 eggs). — Sclater and Salvin, Proc. Zool. Soc. Lond., 1870, 837 (San Pedro, 

 Honduras). — Lawrence, Bull. U. S. Nat. Mus., no. 4, 1876, 30 (Tapana and 

 Cacoprieto, Oaxaca). — Sharpe, Cat. Birds Brit. Mus., xvi, 1892, 317, part 

 (Retalhuleu, San Jose, and San Geronimo, Guatemala; La Libertad and San 

 Miguel, Salvador?; San Pedro, Honduras). — Salvin and Godman, Biol. 

 Centr.-Am., Aves, ii, 1895, 464, part (Santa Efigenia, etc., Oaxaca; Zacapa, 

 Montagua Valley, Retalhuleu, Escuintla, Palin, Medio Monte, etc., Guate- 



o Twelve specimens. 



b Four specimens . 



c Salvadorean specimens may be referable to E. s. australis. . * 



