36 BULLETIN 18 7, UNITED STATES NATIONAL MUSEUM 



Deiropeda Fitzingek, Systema reptilium, 1843, p. 25 (type, Coluber clelia 



Daudin), 

 Brachyruton Dum^ril, Bibron, and Dum^ril, Erpetologie g^n^rale, vol. 7, pt. 2, 



1854, pp. 1002-1004" (type, Brachyruton cloelia Dumeril, Bibron, and 



Dum^ril = C. clelia Daudin). 



Genotype. — Clelia daudinii Fitzinger (substitute name for Coluber 

 clelia Daudin). 



Range. — Coasts of central Mexico to South America. 



Species. — Two races, belonging to one species, occur in Mexico. 

 Total number of forms uncertain. 



KEY TO MEXICAN FORMS OF CLELIA 



1. Dorsal scales with a black tip, visible even in dark-colored adults. 



clelia clelia 

 Dorsal scales uniform pink (white), without black markings (except at 

 nape) in young; adults also presumably without black tips ou dorsal 

 scales . clelia immaculata 



CLELIA CLELLA CLELL^ (Dandin) 



Colu'ber clelia Daudin, Histoire naturelle . . . des reptiles, vol. 6, An. 11, 1803, 



pp. 330-331, pi. 78. 

 Pseudoboa clelia Ditmars, Snakes of the world, 1931, pi. 28. 

 Clelia clelia clelia Smith, Proc. U. S. Nat. Mus., vol. 92, 1942, p. 394 ; vol. 93, 1943, 



pp. 402-403. 

 Scolecophis scytalinus Cope, Proc. Acad. Nat. Sci. Philadelphia, vol. 18, 1866, 



(1867), p. 320 (type locality, San Juan Bautista, Tabasco; type, U. S. N. M. 



No. 6581). 



Type. — Originally cotypes in Dauclin's and Levaillant's collections, 

 now apparently lost. 



Type locality. — Surinam. 



Range. — Central Veracruz and Tehuantepec southward on both 

 coasts into South America, including the Yucatan Peninsula (known 

 definitely in Mexico from only five localities: Vicinity of Escuintla, 

 Chiapas^ El Barrio and Tehuantepec, Oaxaca; San Juan Bautista, 

 Tabasco; Potrero Viejo, Veracruz; and "Yucatan"). 



CLELIA CLEUA IMMACULATA Smith 

 Clelia clelia immaculatus Smith, Proc. U. S. Nat. Mus., vol. 92, 1942, p. 394. 



Type.—U. S. N. M. No. 24966. 

 Type locality. — Guadalajara, Jalisco. 



Range. — ^Known only from Guadalajara, Jalisco., and Paso del Eio, 

 Golima. 



" Authorship for this work frequently is misquoted. According to the title pages, 

 volumes 7 (both parts), 9, and the atlas are by A. M. C. Dumgril, G. Bibron, and A. 

 Dumgril, while all the other volumes were written by A. M. C. DumSril and G. Bibron. 



