113. GEOPHIS. 31'J 



3. GeopMs rhodogaster. 



Oolophrys rhodogaster. Cope, Proc. Ac. Philad. 1868, p. 130, fig. 

 Geophis rhodogaster, Bocuurt, Miss. Sc. Mex., JRept. p. 531, pi. xxxi. 



fig. 12 (1883). 

 chalybaea, part., Qunth. Biol. C.-Am., Rept. p. 87 (1893). 



Maxillary extending considerably beyond the palatine in front, 

 the first tooth below the suture between the first and second labial 

 shields. Bye very small, measuring two thirds to three fourths its 

 distance from the mouth. Snout rounded, feebly projecting. Eostral 

 moderate, slightly broader than deep, the portion visible from above 

 measuring about one third its distance from the frontal ; internasals 

 nearly twice as broad as long, one half to two fifths the length of 

 the prsefrontals ; prsefrontals a little broader than long ; frontal 

 broader than long, as long as or a little longer than its distance from 

 the end of the snout, a little shorter than the parietals ; no supra- 

 ocular, frontal bordering the eye ; loreal nearly twice as long as 

 deep ; one postocular ; six upper labials, third and fourth entering 

 the eye ; three lower labials in contact with the anterior chin- 

 shields, which are as long as or a little longer than the posterior, 

 and separated from the symphysial. Scales in 17 rows, everywhere 

 perfectly smooth. Ventrals 136-144 ; anal entire ; subcaudals 30- 

 43. Uniform dark brown above ; upper Up, outer row of scales, and 

 lower parts uniform orange. 



Total length 345 millim. ; tail 55. 



Yucatan, Guatemala, Costa Rica. 



a-b. d" (V. 141 ; 0. 32) & Rio CWsoy, below the 0. Salvin, Esq. [C.]. 

 $ (V. 136 ; 0. 33). town of Oubuloo, 



Guatemala. 



4. Geophis dugesii. 



Geophis dugesii, Bocourt, Miss. Sc. Me.v., JRept. p. 573, pi. xxxvii. 

 fig. 1 (1883) ; Duffh, La Naturaleza, vi. 1884, p. .359, pi. ix. fig. 1. 

 Elapoides dugesi, Ccpe, Froc. Amer. Philos. Soc. xxii. 1885, p. 386. 



Eye quite as long as its distance from the mouth. Snout rounded, 

 feebly prominent. Eostral broader than deep, the portion visible 

 from above measuring hardly one third its distance from the frontal ; 

 internasals nearly twice as broad as long, two fifths the length of 

 the prsefrontals, which are as broad as long ; frontal slightly longer 



