336 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



APHELOCOMA SUMICHRASTI Ridgway. 

 SuHICHRAST'S JAY. 



Similar to A. cyanoiis, but larger (except bill), the back and scapu- 

 lars hair brown or drab, abruptly contrasted with blue of hindneck, 

 and under parts much paler and more uniform; chest very indistinctly 

 streaked, with little if any blue; rest of under parts white, shading into 

 very pale grayish brown on upper part of chest, or else merely tinged 

 with this color. 



Young. — Similar to the young of A. woodhov^eu," but blue of wings 

 and tail darker, back rather browner, and under parts white, instead of 

 gray, only the chest being tinged with the latter color. 



Aduli mafe.— Length (skins), 284.5-211 (293.5); wing, 136.5-149 

 (143); tail, 138-153 (147); exposed culmen, 25.6-28.5 (27); depth of bill 

 at nostrils, 8-10.5 (10); tarsus, 40-45.5 (43); middle toe, 22-23.5 (22.5).* 

 .Adidt fhnale.—IjQngth (skins), 272-287 (278.5); wing, 134.5-141 

 (138); tail, 136.5-144.5 (140); exposed culmen, 23-27(24.5); depth of bill 

 at nostrils, 9-10 (9.5); tarsus, 40.5^1.5 (41); middle toe, 21.5-24 (23).'^ 



Southeastern portion of Mexican plateau, in States of Vera Cruz 

 (Cordova; Orizaba; Perote), Puebla (Mount Orizaba; Chalchicomula; 

 Tochimilco; San Martin; Tehuacan),Tlaxcala,(Huemantla), and Oaxaca 

 (La Parada; Cinco Senores; Atlisco; Ejutla, Nacaltepec; Mount Zem- 

 poaltepec; Coixtlahuaca; Tlalpancingo). 



Oyanocitta floridana (not Cornis floridanus Bonaparte) Sclatbk, Proc. Zool. Soc. 



Lond., 1856, 300 (Cordova, Vera Cruz). 

 Oyanociita califomicn (not Garrulus califomicus Vigors) Sclatbh, Proc. Zool. Soc. 



Lond., 1858, 302 (La Parada, Oaxaca); 1859, 381 (Cinco Senores, Oaxaca); 



Cat. Am. Birds, 1862, 143, part (in synonymy).— Sclater and Salvin, Proc. 



Zool. Soc. Lond., 1869, 362, part, excl. syn. part (Oaxaca).— Sumicheast, 



Mem. Bost. Soc. N. H., i, 1869, 554 (alpine reg. Vera Cruz). 

 ICyanodtla] cah/orreiea Solateh and Salvin, Nom. Av. Neotr., 1873, 39, part. 

 Aplidocoma californica Salvin and Godman, Biol. Centr.-Am., Avea, i, 1887, 492, 



excl. syn. part (Mexican localities). 

 CixinociUa floridana var. mmichradti Eidgway, Bull. Essex Inst., v, Dec, 1873, 



199 (Orizaba, Vera Cruz; coll. TJ. S. Nat. Mus.) . 

 [Oyanociita californica'] var. sumichrasti Baied, Beewer, and Ridgway, Hist. N. 



Am. Birds, ii, 1874, 283, pi. 40, fig.- 2, part (Orizaba). 

 Cyanodita sumichrasti Baied, Brewer, and Ridgway, Hist. N. Am. Birds, ii, 



1874, 283, footnote. 

 Cyanodtta californica var. sumichrasti Lawrence, Bull. U. S. Nat. Mus., no. 4, 



1876, 24 (Nacaltepec, Oaxaca). 

 [Aphelocoma californica var. woodhousei'] d. sumichrasti CouES, Birds N. W., 1874, 



219 (synonymy). 

 Aphelocoma floridana var. sumichrasti Coues, Birds N. W., 1874, 219, in synonymy. 

 Aphelocoma sumichrasti Shaepe, Oat. Birds Brit. Mus., iii, 1877, 114 (Atlisco, 



Oaxaca).— Stone, Proc. Ac. Nat. Sci. Phila., 1890, 214, part (Chalchicomula 



Puebla, 9,000 to 10,000 ft. ) . 

 A[phelocomM] sumichrasti 'Rwow ay, Man. N. Am. Birds, 1887, 356. 



<»The young of 4. oyanotis not seen. » Six specimens, f Five specimens, 



