602 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



BorcARD, Proc. Zool. Soc. Lond., 1883, 44-1 (Merida, n. Yucatan). — Salvin 

 and GoDMAN, Biol. Centr.-Am., Aves, i, 1885, 347, part. — Sharpe, Cat. Birds 

 Brit. Mus., xii, 1888, 69, part (Orizaba and Jalapa, Vera Cruz; Merida, 

 Meco I., and Mugeres I., Yucatan). 



[Guiraca] parellina Sclater and Salvin, Nom. Av. Neotr., 1873, 27. 



C.[yanocompsa] parellina Cabanis, Journ. fiir Orn., ix, Jan., 1861, 4. 



Passerrina parellina Ridgway, Proc. U. S. Nat. Mus., iii, Aug. 24, 1880, 182; 

 Nom. N. Am. Birds, 1881, no. 247.— Stone, Proc. Ac. Nat. Sci. Phila., 

 1890, 209 (Sitilpech, Yucatan).— Richmond, Proc. U. S. Nat. Mus., xviii, 

 1896, 630 (AltaMira, Tamaulipas). 



P.[asserina] parellina Ridgway, Man. N. Am. Birds, 1887, 446. 



CYANOCOMPSA PARELLINA INDIGOTICA Ridgway. 

 TURaUOISE-FRONTED BUNTING. 



Similar to C. p. parellina but wing and tail decidedly longer; adult 

 male with the blue of a decidedl)' lighter or greener hue, the darker 

 parts indigo blue, the forehead, lesser wing-coverts, etc., light ceru- 

 lean or turquoise blue; adult female with upper parts much lighter and 

 grayer brown (deep broccoli brown), the under parts lighter, more 

 vinaceous. 



Adult male.— Ij^ngih (skins), 127.00-139. TO (133.35); wing, 71.12; 

 tail, 67.91-58.93 (58.42); culmen (from base), 12.19-12.45 (12.32); depth 

 of bill at base, 10.16; width of mandible at base, 8.38-8.89 (8.64); 

 tarsus, 18.03; middle toe, 12.45-12.70 (12.57).' 



Adult female. — Length (skin), 133.35; wing, 71.12; tail, 58.42; cul- 

 men (from base), 12.95; depth of bill at base, 10.16; width of mandible 

 at base, 8.89; tarsus, 19.05; middle toe, 12.45.- 



Southwestern Mexico, in States of Colima (Manzanillo Bay), Jalisco, 

 and Sinaloa (Mazatlan), and territory of Tepic (Acapoueta). 



Guiraca. parellina (not Q/anolo.via parellina Bonaparte) Lawrence, 3Iem. Bost. 

 Soc. N. H., ii, 1874, 276 (Manzanillo Bay, Colima). — Salvin and Godman, 

 Biol. Centr.-Am., Aves., i, 1885, 347, part (Manzanillo Bay; Presidio, near 

 ^Mazatlan). — Sharpe, Cat. Birds Brit. Mus., xii, 1888, 69, part (in synonymy) . 



P.[asserina^ jjarellina indigotica Ridc^way, Man. N. Am. Birds, 1887, 447 (Man- 

 zanillo Bay, Colima, s. w. ^Mexico; U. S. Nat. Mus.). 



Pasxerina parellina indigotica Ridgway, ^Man. N. Am. Birds, 1887, 592; 2d ed. 

 1896, 614. 



CYANOCOMPSA PARELLINA SUMICHRASTI Ridgway. 

 OAXACA BLUE BUNTING. 



Identical in coloration with (\ p. pardlma but decidedly larger, with 

 relatively suialler feet. 



Adult male. — Length (skin), 143-51; wing, 75.69; tail, 65.53; cul- 

 men, from base, 13.21; depth of bill at base, 10.67; width of maxilla 

 at base, 8.89; tarsus, 18.29; middle toe, 12.19.' 



^Two specimens. ^One specimen. ^One specimen, from Pluma, Oaxaca. 



