CADUCIBRANCHIATA. 93 



black, extending from limb to limb ; beneath white, with 

 minute black spots or blotches; head small, depressed; 

 muzzle round; eyes lateral, not prominent; inner nares 

 small; sphenoidal teeth in several rows, contiguous with 

 the vomerines ; tongue small, boletoid ; praemaxillary 

 bones united ; fontanelle none ; gular fold distinct ; cos- 

 tal furrows seventeen ; tail compressed from base. 

 Length 2 11-12 inches. Head to gular fold % inch. 



Tail i^ " Breadth of head % " 



Habitat South-eastern Georgia. 



12. Spelerpes penimtulus, Cope. 



Synonym, Thorius pennatulus, Cope. 



Color brown above with a gray dorsal band, below 

 yellow and clouded ; margins of dorsal band serrate with 

 V form divergent spots ; head neither depressed nor sep- 

 arable from the body ; muzzle quite prominent ; sphe- 

 noidal teeth in two pyriform groups, narrowest in front ; 

 vomerines consisting of four or five teeth on each side ; 

 postorbital grooves and gular fold not prominent; costal 

 furrow r s slightly marked below, invisible above ; limbs 

 moderate ; digits short and separate, or slightly palmate 

 at base ; tail subquadrate near the anus, not carinate, but 

 compressed distally. 



Length 2 inches. Head to axilla 3 3-5 lines. 



Tail 1 " Breadth of head 1 3-5 " 



Habitat Orizava, Mexico. 



