CCCLLID.E — THE CLCKUOS. 



471 



and green; nearly all witli njKUnu' white edi^es ; l»eneath white, with lilack 



Gtococcyx rali/omianus. 



streaks on the sides of neck and breast ; the feathers with broad white tips ; 

 the principal diflerences are as follows : — 



O. californianus. Bill above, about 2.00 ; gape nearly straight to near 

 tip; nostril behind middle of gape. Feathers of throat and upper part of 

 breast light brownish, with shaft-streaks of black. Hab. Southwestern 

 United States, from Cape St. Lueas and Southern California to Texas, 

 6. aflBnis.' Bill above about 1. GO; gape gently curved throughout. Nostril 

 opposite middle of gape. Feathers of throat and breast fulvous-wliite, 

 without shaft-streaks, except on the sides, where they are broad and abruptly 

 defined. Hab. Mexico, from Mazatlan to Xalapa. 



This last species is common at Mazatlan, as w^ell as elsewhere in Mexico, 

 and may yet be found in Arizona. 



» Geococeyx affinis, Hartlaub, Rev. Zool. 1844, 215. — Boxap. 97. — Scl. P. Z. S. 1858, 

 305. — ScLATER & Salvin, Ibis, 1859, 134. — Sciatek, Catal. 1862, 325. Geococeyx vclox. 

 Karw. Boxap. 97. 



