CHECKLIST OF THE AMPHIBIA OF MEXICO 33 



Type . — Unknown. 



Type locality. — Alirador, Veracruz, Mexico. 



Range. — Puebla, Veracruz, Mexico, Morelos. Recorded or known 

 from Puebla: near Rio Frio, Mount Popocatepetl; Mexico: Llano 

 Grande, Rio Frio, northwestern slope Mount Popocatepetl; Veracruz: 

 Cruz Blanca, Cofre de Perote up to 11,000 feet, near Vigas, 17-20 

 kilometers north of Totalco (San Antonio Lim6n), Toxtlacuaya; 

 Distrito Federal: Desierto de los Leones; Morelos: Tres Cumbres, 

 Lakes of Zempoaia, Mount Ajusco. 



CHIROPTEROTRITON TERRESTRIS (Taylor) 



Bolitoglossa ierrestris Taylor, Univ. Kansas Sci. Bull., vol. 27, 1941, pp. 115-117. 

 Chiropterotriton terresiris Taylor, Univ. Kansas Sci. Bull., vol. 30, 1944, p. 216. 



Tijpe.—^HT-UUS No. 23354. 



Type locality. — Six miles south of Tianguistengo, Hidalgo, Mexico, 

 elevation about 5,000 feet. 



Range. — Hidalgo, Recorded from the regions about Tianguistengo 

 and Zacualtipdn, Hidalgo. 



CHIROPTEROTRITON XOLOCALCAE (Taylor) 



Bolitoglossa xolocalcae Taylor, Univ. Kansas Sci. Bull., vol. 27, 1941, pp. 148-150, 



pi. 7, pi. 9, figs. 7, 8. 

 Chiropterotriton xolocalcae Taylor, Univ. Kansas Sci. Bull., vol. 30, 1944, p. 216. 



Type.— JJ. S.N. M. No. 111371. 



Type locality. — Cerro Ovando, Chiapas, Mexico. 



Range. — Known only from type locality. 



Order SALIENTIA Laurenti 



Salientia Laurenti, Synopsin reptilium, 1768, p. 24, 



KEY TO MEXICAN SUBORDERS OF SALIENTIA 



1. Sacral vertebra procoelous, fused to the coccyx, 8 presacral vertebrae 



uniformly procoelous or amphicoelous (with free intervertebral balls) 



(spadefoot toads) Anomocoela (p. 91) 



Sacral vertebra not fused to coccyx; a double, posterior condyle, for 

 articulation of coccyx 2 



2. Centrum of sacral vertebra concave anteriorly 3 



Centrum of sacral vertebra convex anteriorly; eighth vertebra bicon- 

 cave; 7 preceding vertebrae procoelous, rarely the first two, and 

 rarely eighth and sacral, fused (true frogs and narrow-mouthed 

 toads) Diplasiocoela (p. 91) 



3. Sacral vertebra and eight presacral vertebrae uniformly procoelous (true 



toads, tree toads, etc.) Procoela (p. 36) 



Presacral vertebrae opisthocoelous, the intervertebral disks partly or 

 wholly fused with anterior faces of centra {Rhinophrynus). 



Opisthocoela (p. 34) 



