CHECKLIST OF THE SNAKES OF MEXICO 57 



DRYMOBIUS CHLOROTICUS (Cope) 



Dendrophidium chloroticum Cope, Proc. Amer. Philos. Soc, vol. 23, 1886, p. 278. 

 Drymobius chloroticus Cope, U. S. Nat. Mus. Bull. 32, 1887, p. 69. — Stuart, Copeia, 

 1933, No. 1, p. 10.— Smith, Proc. U. S. Nat. Mus., vol. 93, 1943, p. 423. 



Type.—V.S.'NM. No. 6755. 



Type locality. — Cobaii, Guatemala. 



Range. — Extreme southern Veracruz and Chiapas southward into 

 Guatemala (known from only three localities in Mexico: San Andres 

 Tuxtla, Veracrt(3, and the hills near Escuintla and Siltepec, Chiapas). 



DRYMOBIUS MARGARITIFERUS MARGARITIFERUS (Schlegel) 



Herpctodryas viargaritlferus Schlegex, Essai sur la physionomie des serpens, vol. 



2, 1837, p. 184. 

 Drymohius marffctritiferus [murgarltifcrus'\ BocotJKT, Mission scientifique au 



Mexique et dans I'Amerique centrale, Kept., livr. 12, 1890, pp. 716-718, pi. 49, 



fig. 2.— Smith, Proc. U. S. Nat. Mus., vol. 92, 1942, p. 383. 



Type. — Unknown. 



Type locality. — Unknown. Stated New Orleans in error. 

 Range. — Southern Texas southward along the Atlantic coast into 

 Central America, including the southern and eastern portions of the 

 Yucatan Peninsula; known on Pacific slopes only in the vicinity of 

 Tonala, Chiapas (numerous records in Mexico are from the states of 

 Campeche, Chiapas, Coalmila, Hidalgo, Nuevo Leon, Puebla, Quintana 

 Roo, San Luis Potosi, Tabasco, Tamaulipas, Veracruz, and Yucatan). 



DRYMOBIUS MARGARITIFERUS FISTULOSUS Smith 



DrymoMus margaritiferus fistulosus Smith, Proc. U. S. Nat. Mus., vol. 92, 1942, 

 pp. 383-384. 



Type.—U.S.l^M. No. 51480. 



Type locality. — Miramar, Nayarit. 



Range. — Southern Sonora southward along Pacific slopes to the 

 Isthmus of Tehuantepec (several locality records are from the states 

 of Colima, Guerrero, Jalisco, Michoacan, Morelos, Nayarit, Oaxaca, 

 Sonora, and Sinaloa). 



DRYMOBIUS MARGARITIFERUS OCCIDENTALIS Bocourt 



Drymohius margaritiferus occidentalis Boooxtbt, Mission scientifique au Mexique 

 et clans rAm6rique centrale, Kept., livr. 12, 1890, p. 718. — Smith, Proc. U. S. 

 Nat. Mus., vol. 92, 1M2, p. 383. 



Type. — Mus. Hist. Nat. Paris. 

 Type locality. — Near Volcan Atitlan, Guatemala. 

 Range. — Pacific slopes of Guatemala and central and southern 

 Chiapas. 



