480 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



[Wwmomota] superciliaris Sclateh and Salvin, Nom. Av. Neotr., 1873, 103, part. — 



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

 Crypticus superciliosiis Swainson, Anim. in Menag., 1837, 358, part. — Lessoni 



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

 Momotus ywcatarvensis Oabot, Proc. Bost. Soc. N. H., i, 1843, 156 (Yucatan; coll. 



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

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

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



EUMOMOTA SUPERCaiOSA BIPARTITA Ridgway. 



GREEH'-BSEASTED TTTRQTTOISE-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 oUve-greenish, the remaining portion uniform 

 cinnamon-rufous; cinnamon-rufous interscapular area usually much 

 larger or better defined. 



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

 (109.6); tail, 173.5-219 (202.5); exposed cuhnen, 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 

 (Tehu3,ntepec; Santa Efig6nia; Cacoprieto; Tapana), and Chiapas 

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

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

 Ger6nimo; Retalhuleu; San Jos#; Montagua Valley; Escuintla; 

 Palfn; Medio Monte; Naranjo) to Honduras (Omoa; Copin; Santa 

 Ana; Rio Seg6via; San Pedro Sula; San Pedro Montana; C6iba). 

 Salvador (La Libertad; San Miguel) ? " 



(?) Crypticus superdliosus (not Prionites superciliosus Sandbach?) Swainson, Anim. 

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

 Ois., 1847, 267, part. 



C[ryptiais] superdliaris Bonaparte, Consp. Av., i, 1850, 165, part (Mexico; 

 Honduras). 



Ewnomota superdliaris Sclatee, Proc. Zool. Soc. Lond., 1857, 257, part (monogr.); 

 ^Cat. Am. Birds, 1862, 263, excl. syn. part (Hondioras).— -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).— Sclateh and Salvin, Proc. Zool. Soc. Lond., 1870, 837 (San Pedro, 

 Honduras).— Lawrence, Bull. TJ. 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 Eflgenia, etc., Oaxaca; Zacapa, 

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



" Twelve specimens. 



6 Pour specimens. 



c Salvadorean specimens may be referable to E. s. austraUs. •■ 



