MIHDS OK XOKTH AND MIDDLE AMERICA. " .'U.") 



APHELOCOMA UNICOLOR CCELESTIS. new subspecies." 

 CERULEAN JAY. 



Similar to .1. u. )/mcolo?'hut Itirovr. uiul the hliio color liohtci-. more 

 ceruleun. 



Adult mal^'.—ljength (skins), 321.5-330 (325.9); wing, 165-168 (167); 

 tail, 155-159.5 (157.5); exposed culmen. 2S.7-29.2 (29): depth of 1)111 

 at nostrils, 10.5: tarsus, 43-14.5 (44); middle toe, 23-23.5 (23.1).'' 



Adult ye male. — Length (skin). 317.5; wing*, 167.5; tail. 155.5; exposed 

 culmen. 28: depth of bill at nostril. 10.5; tarsus. 43.5: middle toe, 23.<" 



Highlands of Guatemala (Totonieapam, Quiche. Chilaseo, etc.. 4,000 

 to 10,000 feet), and Chiapas (San Cristobal). 



CilttiKxMtd unicolor (not Vi/auocora.v unicolor Du Bus) Salvix, Ibis, 18(i(), 194 



(Totonicapaiii, Quiche, and Chilasco, Vera Paz, (Guatemala). — B.vnu), 



Brewer, and Knxiw.w, Hist. X. Am. Birds, ii. 1874, 284, footnote, i>art 



(Guatemala). 

 [Cyanocltta^ unicolor 8('i,.\tkr and Salvin, Xoin. Av. Xeotr., 1878, '.i\), part 



(Guatemala). 

 ClyanocUtdl unicolor Baird, Brewer, and Hidcway, Hist. N. Am. Birds, ii. 1874, 



284, part (Guatemala). 

 Apltelocomn unicolor Shari-e, Cat. Birds Brit. Mus., iii", 1877, 118, part (Vera 



Paz). — Saevin and Godman, Biol. Centr.-Am., Aves, i, 1887, 494, part 



(Totonicapam, (.Quiche, and Chilasco, (luatemala). 

 A{^ph('loco)n(i] unicolor RiixiWAY, ^Fan. X'. Am. Ilirds, 1887, oo8, part ((Juate- 



mala) . 



Genus CYANOCITTA Strickland. 



Cyanocitta Strickland, Ann. and Mag. Xat. Hist., xv, 1845, 2fil. (Type, Cornts 



cristatus Linmeus. ) 

 Cyanogarndii^i Bonaparte, Proc. Zool. Soc. Lond., 1850, 8,3; Cons]>. Av., i, .May 



5, 1850, 376. (Type, Corvus cridatus 'LmwiQus.) 

 Lophocorux IvAfp, Journ. fiir Orn., ii, Nov., 1854, j). Iv. (Type, dn-vun stellen 



(imelin.) 



Rather small (iarrulina' with the head conspicuously crested. 



Colonitioii. — Upper parts mainly blue, the secondaries and tail (some- 

 times greater coverts also) barred with black; head black or >'aried 

 with ])lack: lower parts uniform blue, or whitish with a Idack collar 

 across chest. 



NldificatuHt. — Nest usually in trees (rarely in al)aiid()ne(l l)uildings), 

 open above, i-ather bulky, composed of dry twigs, etc.. lined with tine 

 rootlets or similar materials, usually with plastering of nmd between 

 lining and outer portion. Eggs 3-6, light greenish, olive, or clay 

 color, more or less speckled with deep oli\'e, ])rown, lavender, etc. 



Range. — North America in general, including highlands of Mexico 

 and Guatemala. 



a Type, no. 144685, coll. U. S. Nat. Mus. (Biological Survey collection), adult male, 

 San Cristobal, Chiapas, Sept. 24. 1895; Nelson and Goldman. 

 ^ Three spet'imens, from San Cristobal, Chiapas. 

 ''One specimen, from Sau Cristobal. 



