BIRDS OF NORTH AND MIDDLE AMERICA. 203 



Nutt. Orn. Club, i, 1876, 88 (Fort Brown, Texas); ii, 1877, 85 (do.; habits); 

 Proc. U. S. Nat. Mus., i, 1878, 130 (do.).— Boucard, Liste Ois. Guat., 1878, 

 36; Proc. Zool. Soc. Loud., 1878, 59 (San Jose, Costa Rica); 1883, 445 (n. 

 Yucatan). — Brewer, Ibis, 1878, 116 (Fort Brown, Texas; descr. eggs). — 

 RiDGWAY, Proc. U. 8. Nat. Mus., i, 1878, 130, part (synonymy; diagnosis); 

 ix, 1886, 151 (crit. ; Chietla, etc., Puebla; Jalapa); Nom. N. Am. Birds, 

 1881, no. 259. — Coues and Sennett, Bull. U. S. Geol. and Geog. Surv. Terr., 

 iv., 1878, 23 (Brownsville and Hidalgo, Texas; habits, synonymy, diagnosis, 

 etc. ).— Sennett, Bull. U. S. Geol. and Geog. Surv. Terr., v, 1879, 396 (Lometa, 

 Texas; habits, measurements, etc.) . — Allen, Bull. Nutt. Orn. Club, v, 1880, 

 90.— CouEs, Check List, 2d ed., 1882, no. 315.— Nutting, Proc. U. S. Nat. 

 Mus., v, 1882, 392 (La Palma, w. Costa Rica). — Zeledon, Cat. Ayes de Costa 

 Rica, 1882, 10.— Ferrari-Perez, Proc. U. S. Nat. Mus., ix, 1886, 151 (Izucar 

 de Matamoras, Chietla, and Acatlan, Puebla; Jalapa, Vera Cruz) . — Ameri- 

 can Ornithologists' Union, Check List, 1886, no. 496. — Salvin and Godman, 

 Biol. Centr.-Am., Aves, i, 1886, 451, part (all localities except Mazatlan, 

 Presidio, Manzanillo Bay, and mountains of Colima). 



[Molothrus'] seneus Sclater and Salvin, Nom. Av. Neotr., 1873, 37, part. 



M[olothrus] wneus Coues, Key N. Am. Birds, 2d ed., 1884, 403.— Ridgway, Man. 

 N. Am. Birds, 1887, 367, part. 



Agelaius seneus Cxssiyi, Ftoc. Ac. Nat. Sci. Phila., 1848, 90 (Puente Nacional, 

 Vera Cruz). 



Icterus bonariensis (not Tanagra bonariensis Gmelin) Bonaparte, Proc. Zool. Soc. 

 Lond., 1837, 116 (Guatemala). 



M[o(othrus'] rohustus Cabanis, Mus. Hein., i, Sept., 1851, 193, footnote (Mexico; 

 coll. Berlin Mus.?); Journ. fiir Orn., 1861, 81.— Ridgavay, Man. N. Am, 

 Birds, 2d ed., 1896, 367, part. 



C[_allothrus'] robmtus Ridgway, Man. N. Am. Birds, 1887, 589; 2d ed., 1896, 600. 



Callothrus robustus Ridgway, Man. N. Am. Birds, 1887, 594. — Zeledon, An. Mus. 

 Nac. Costa Rica, i, 1887, 112 (San Jose, Cartago, Naranjo de Cartago, and 

 Alajuela, Costa Rica).— Stone, Proc. Ac. Nat. Sci. Phila., 1890, 208 (Yucatan), 

 212 (Orizaba). — Cherrie, Auk, vii, 1890, 334 (San Jose, Costa Rica); ix, 

 1892, 250 (do.) — Attwater, Auk, ix, 1892, 237 (San Antonio, Texas, breed- 

 ing). — Richmond, Proc. XJ. S. Nat. Mus., xvi, 1893, 496 (San Carlos, Nica- 

 ragua). — Bendire, Rep. U. S. Nat. Mus., 1893, 599 (descr., geogr. range, 

 habits, etc.); Life Hist. N. Am. Birds, ii, 1895, 443, pi. 6, fig. 9.— Singley, 

 Rep. Geol. Surv. Tex., 1894, 371 (Rio Grande City; Hidalgo). — American 

 Ornithologists' Union, Check List, 2d ed., 1895, no. 496. — Chapman, Bull. 

 Am. Mus. N. H., viii, 1896, 280 (Chichen Itza, Yucatan; habits).— Nehr- 

 ling. Our Native Birds, etc., ii, 1896, 246. 



CALLOTHRUS iENEUS i^NEUS {VJagler). 

 BRONZED COWBIRD. 



Similar to O. rohustus, but slightly larger, ))ill relatively stouter, and 

 female very different in coloration. 



Adult male. — Hardly distinguishable in coloration from the adult 

 male of O. rohustus, but rump violet, like the upper tail-coverts, 

 instead of bronzy, like the back, and plumage of the head, neck, and 

 body smoother and more glossy; length (skins), 198.1-228.6 (216.-1); 

 wing, 117.1-121.9 (119.1); tail, 81.8-87.9 (84.8); culmen, from base, 



