814 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



at nostrils, 12.5-14 (13.5); tarsus, 40-42 (40.9); middle toe, 25-26.5 

 (25.5).'' 



A(hcU female.— Length (skins), 266.5-317.5 (297.5); wing, 127-142 

 (134.5); tail, 134.5-151 (143.5); exposed culmen, 28.5-30.5 (30); depth 

 of bill at nostrils, 12.5-14 (13); tarsus, 38.5-41 (39.5); middle toe, 

 23-26.5 (25).^ 



States of Jalisco and Colima and Territory of Tepic, southwestern 

 Mexico. 



Pica xan-hlasidna Lafresxaye, Mag. de Zool., 2" ser., annee 1842, Ois., 1, 2, pi. 28 



(San Bias, Jalisco, 8. w. Mexico; Geai de San-Blas Neboux, Rev. Zool. 1840, 



290, 323). 

 C[;yanocorax^ sanblcufianus Gray, Gen. Birds, ii, 1849, 307. 

 [CissilopJia] sanblairicmus Bonaparte, Consp. Av., i, 1850, 380 ("California"). 

 Cissolopha sanUasianus Lawrence, Mem. Bost. Soc. N. H., ii, 1874, 284 (plains of 



Colima, Manzanilla Bay, and Los Trochos, Colima). — Stone, Proc. Ac. Nat. 



Sci. Phila., 1891, 444. 

 Chsilopha .mnhlasiana CovE», Bull. U. S. Nat. Mns., no. 7, 1877, 11 (Mita Point, 



"Sinaloa," i. e.. Territory of Tepic). 

 Cissoloplia ftanhlmiana Baird, Rep. Pacific R. R. Surv., ix, 1858, 592 (San Bias). 

 Clmolophn^ mnblasiana Ridcway, Man. N. Am. Birds, 1887, 350, footnote. 

 [CyanuruH'] sanblasianus Gray, Hand-list, ii, 1870, 4, no. 6091. 

 Cyanocitta sanblasiana Sclater and Salvin, Proc. Zool. Soc. Lond., 1876, 269 



(crit). 

 Xanthura sanblasiana Sharpe, Cat. Birds Brit. Mus., iii, 1877, 132 (w. Mexico). 

 Cyanolyca sanblasiana Salvin and Godman, Biol. Centr.-Am., Aves, i, 1887, 496, 



part (San Bias; plains of Colima; Manzanilla Bay; Los Trochos). 

 [Cyanurus'] geoffroyi (not Cyanocorax geoffroyi Bonaparte) Gray, Hand-list, ii, 



1870, 4, no. 6094 ("California;" fide Sharpe). 



CISSILOPHA SAN-BLASIANA PULCHRA (Nelson). 

 ACAPTJLCO JAY. 



Similar to C. s. san-hlasiana, but tail decidedh" longer and color of 

 back, etc., rich ultramarine blue, deepening into smalt or cyanine blue 

 on tail; under tail-coverts and thighs cyanine blue. 



Admit male.— Length (skins), 324-330 (328); wing, 135-144 (138.5); 

 tail, 146-159 (153); exposed culmen, 30-32 (31); depth of bill at nos- 

 trils, 13.5; tarsus, 40.5-42.5 (41.5); middle toe, 23.5-26.5 (25).^ 



State of Guerrero, southwestern Mexico. 



Pica san-blasiana, part, Lafresnay'e, Mag. de Zool., 2" ser., annee 1842, Ois., 1, 2, 



part (Acapulco). 

 Cissolopha pulchra Nelson, Auk, xiv, Jan., 1897, 56 (Acapulco, Guen-ero, s. w. 



Mexico; coll U. S. Nat. Mus.). 



« Five specimens. ^ Seven specimens. <^ Three specimens. 



