BIRDS OF NORTH AND MIDDLE AMERICA. 199 



lCassidi.T'\ oryzivora Sclater and Salvin, Nom. Av. Neotr., 1873, 39, part. 

 Cassidix barita (not Scaphidura barita Swainson) Lawrence, Ann. Lye. N. Y., 



vii, 1861, 296 (Isthmus of Panama). 

 Casmiix oryzivora violea Bangs, Proc. New Engl. Zool. Club, ii, Jmie 30, 1900, 11 



(La Concepcion, prov. Santa Marta, Colombia, 3,000 ft. alt.; coll. E. A. and 



O. Bangs) . 



The following citations are doubtfully referable to this form, no 

 specimens from the localities mentioned having- been seen b}^ me: 



Cassidix oryzivora Sclater, Proc. Zool. Soc. Lond., 1859, 140 (Pallatanga, w. 

 Ecuador); Cat. Am. Birds, 1862, 142, part (Pallatanga); Cat. Birds Brit. 

 Mus., xi, 1886, 329, part (Chitra and Calovevora, Veragua; Jima, Sical, and 

 Pallatanga, w. Ecuador). — Sclater and Salvin, Proc. Zool. Soc. Lond., 1867, 

 279 (Blewtields R., Nicaragua).— Salvin, Proc. Zool. Soc. Lond., 1870, 191 

 (Veragua). — Zeledon, Cat. Aves de Costa Rica, 1882, 10; Anal. Mus. 

 Nac. Costa Rica, i, 1887, 112 (Costa Rica). — Taczanowski and Berlepsch, 

 Proc. Zool. Soc. Lond., 1885, 117 (Pallatanga). — Richmond, Proc. TJ. S. Nat. 

 Mus., xvi, 1893, 496 (Rio Escondido, Nicaragua). — Salvadori and Festa, 

 Boll. Mus. Zool., etc., Torino, xv, 1899, 30 (Foreste del Rio Peripa and 

 Sponde del Rio Daule, w. Ecuador). 



Cassidix ater (not Cassiciis ater Vieillot?) Taczanowski, Proc. Zool. Soc. Lond., 

 1877, 323 (w. Peru). 



CASSIDIX ORYZIVORA MEXICANA (Lesson). 

 MEXICAN RICE GRACKIE. 



Similar to C. o. violea but smaller, with more slender bill; adult 

 male with more glossy and uniformly violet plumage, even the back 

 being violet (not bronzy), and the violet tips to feathers of under 

 parts broader, almost (sometimes quite) concealing the black basal 

 portion of the plumage; iris red.^ 



Adult male, S^^xigXh (skins), 330.2-355.6 (343.4); wing, 177-202.7 

 (189); tail, 133.4-151.6 (145.8); culmen, from base, 35.8-37.6 (37.1); 

 depth of bill at base, 16.3-17.3 (17); tarsus, 40.6-43.9 (42.9); middle 

 toe, 31.8-34.5 (33.3).' 



Adult female.— \jQ\\g\h (skin), 293.4; wing, 160; tail, 118.9; depth 

 of bill at base, 14.7; tarsus, 38.9; middle toe, 28.7.^ 



Southern Mexico, in State of Vera Cruz (Chichicaxtla, Santa Maria, 

 Mata Bejuco, Orizaba, etc.), and south to British Honduras (possibly 

 to Nicaragua).^ 



Cassidix oryzivora (not Oriolus oryzivorus Gmelin) Sclater, Proc. Zool. Soc. 

 Lond., 1858, 98 (Mexico); Cat. Am. Birds, 1862, 142, part (Orizaba, Vera 

 Cruz); Ibis, 1884, 165, part (monogr.); Cat. Birds Brit. Mus., xi, 1886, 329, 

 part (Orizaba; Choctum, Guatemala). — Moore, Proc. Zool. Soc. Lond., 1859, 



^Sumichrast, manuscript. 

 ^ Six specimens. 

 ^One specimen. 



* No specimen of this genus seen by me from the region between British Honduras 

 and the Isthmus of Panama. 



