322 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



Oyanocorax nanus? (not ot Du Bug) Strickland, in Jardine's Contr. Orn., 1849, 



122, pi. 33 (Guatemala). 

 Oyanocorax pumilo Strickland, in Jardine's Contr. Orn., 1849, 122, in text 



(Guatemala; coll. H. E. Strickland).— Shaepe, Cat. Birds Brit. Mus., iii, 



1877, 127 (Coban, Vera Paz, Guatemala). 

 Clyanocorax] pumilo Sclater, Proc. Zool. Soc. Lond., 1857, 204 (crit.). 

 lOyanodtta] pumilo Both APA-RTE, Consp. Av., i, 1850, 378. — Sclater and Salvin, 



Nom. Av. Neotr., 1873, 39 (Guatemala). 

 Cyanociila pumilo Sclater and Salvin, Ibis, 1859, 21 (Guatemala).— Salvin, Cat. 



Strickland Coll., 1882, 292. 

 lOyanurus] pumilio Gray, Hand-list, ii, 1878, 5, no. 61U7. 

 Cyanolyca pumilo Salvin and Godman, Biol. Centr.-Am., Aves., i, Apr., 1887, 



500 (Calderas, Volcan de Fuego, Sierra de las ISTubes, and San Pedro Carcha, 



Guatemala). 



CYANOLYCA MITRATA Ridgway. 



AZTTRE-HOODED JAY. 



Adults {sexes alike). — A broad patch covering the occiput and 

 posterior half of crown (wider posteriorly), light azure blue, paler 

 (sometimes silvery white) anteriorly, and margined along each side 

 by a line of white, which at its posterior extremity curves downward 

 behind the auriculars; rest of the head and neck, all round, uniform 

 black, more or less brownish posteriorly, where, on chest and upper 

 back, the brownish black merges gradually into dull cyanine blue, 

 and this into the general dull f rench blue of the upper and under parts; 

 under' surface of wings and tail grayish black; bill, legs, and feet, 

 black; length (skins), 266.5-317.5 (289); wing, 125.5-139 (133.5); tail, 

 132-148.6 (139); exposed culmen, 22.5-25.5 (23.6); depth of bill 

 through nostrils, 11-11.6 (11.3); tarsus, 39.5-43 (41.9); middle toe, 

 20.5-23 (21.5).« 



Southeastern Mexico, in States of Vera Cruz (temperate region), 

 Oaxaca,- and Chiapas; Guatemala; northern Honduras? 



Pica omaia (not of Wagler, 1829 6) Lesson, Rev. Zool., 1839, 41 (Mexico). 



Clyanocoraxl omatus Gray, Gen. Birds, ii, 1845, 307. 



Cyanocorax omatus Sclater, Proc. Zool. Soc. Lond., 1857, 204 (Jalapa,' Vera 

 Cruz); 1859, 365 (do.).— Schlegel, Mus. Paya-Bas, Coraces, 1867, 47 (Mex- 

 ico).— Sharpe, Cat. Birds Brit. Mus., iii, 1877, 127, part (Jalapa; Guate- 

 mala).— Ferrari- Perez, Proc. U. S. Nat. Mus., ix, 1886, 153 (Jalapa).— 

 BiDGWAY, Proc. U. S. Nat. Mus., ix, 1886, 153 (Jalapa; crit.).— Stone, Proc. 

 Ac. Nat. Sci. Phila., 1891, 443 (Jalapa). 



\_Cyanoc>tta\ omaia Bonaparte, Consp. Av., i, 1850, 379.— Sclater and Salvin, 

 Nom. Av. Neotr., 1873, 39, part (Mexico; Guatemala). 



Q/anocitta omata Sclater and Salvin, Ibis, 1859, 21 (Cahabon, Guatemala- 

 Honduras). -Sclater, Proc. Zool. Soc. Lond., 1859, 381 (Teotalcingo, 

 Oaxaca); 1864, 175 (Valley of Mexico); Cat. Am. Birds, 1862, 143 (Jalapa; 

 Coban, Guatemala). — Sumichrast, Mem. Bost. Soc. N. H., i, 1869 554 

 (temperate reg. Vera Cruz). — Bodcard, Liste Ois. Guat., 1878, 37. 



a Eleven specimens. So few of the specimens have the sex determined that I am 

 unable to indicate the sexual difference in measurements. 

 ''Isia, 1829, 749; India orientale; { = Oissa omata). 



