74 BULLETIN 194, UNITED STATES NATIONAL MUSEUM 



Genus ACRODYTES Fitzinger 



Acrodytes Fitzingeh, Systema reptilium, 1843, p. 30. — Taylor, Univ. Kansas 

 Sci. Bull., vol. 30, 1944, pp. 62-63. 



Scytopis Cope, Proc. Acad. Nat. Sci. Philadelphia, vol. 14, 1862, p. 355 (geno- 

 type Scytopis hebes Cope= Hyla vemilosa Daudin). 



Genotype. — Hyla venulosa Daudin=i?ana venulosa Laurenti, 1768, 

 Synopsin reptilium, p. 31 ("Indiis"). 



Range. — Southern Tamaulipas and Sinaloa to BrazU. 



Species. — Three Mexican and at least one and probably other extra- 

 limital species. 



KEY TO MEXICAN SPECIES OF ACRODYTES 



1. Lacking a dorsal pattern of black blotches or dorsolateral stripes; large 



pustules on back with or without a black tip; eye large, greater than its 



distance to nostril; Chiapas; 70 mm modesta (p. 74) 



A dorsal pattern of a pair of indefinite dorsal stripes and blotches or of 

 blotches alone; eye less than or equal to its distance from nostril 2 



2. Anterior blotches separated from posterior by a broad band of ground 



color; venter immaculate; parotoids not strongly thickened; Guerrero; 



98 mm., cf __ inflata (p. 74) 



A pair of broad, dark, irregular stripes on back, with a Ught lateral stripe 

 bordering them; parotoids thickened, making skin thick and leathery; 

 digital disks distinctly smaller than in the preceding; San Luis Potosf to 

 Chiapas spilorama (p. 75) 



ACKODYTES MODESTA Taylor and Smith 



Acrodytes modestus Taylor and Smith, Proc. U. S. Nat. Mus., vol. 95, 1945, pp. 

 594-596, pL 27, fig. 2, pi. 28, figs. 2, 3. 



Type.— V.S.N. M. No. 115013. 



Type locality. — Cruz de Piedra, near Acacoyagua, Chiapas, Mexico. 

 Range. — Pacific drainage of Chiapas. Reported from Cruz de 

 Piedra, La Esperanza (near Escuintla), and Colonia Soconusco. 



ACRODYTES INFLATA Taylor 



Acrodytes inflatus Taylor, Univ. Kansas Sci. Bull., vol. 30, 1944, pp. 64r-69, pi, 9. 



TT/pe.— EHT-HMS No. 17890. 



Type locality. — Near La Venta, Guerrero, Mexico. 



Range. — The Pacific coast in Guerrero and possibly north to 

 Mazatldn, Sinaloa (it is possible that the following records of Hyla 

 venulosa may refer to this form: Sinaloa: Presidio [Boulenger]; Colima: 

 Colima [Oliver]; Nayarit: Santa Teresa [Kellogg]). 



