16. BATEACHOSBPS. 



59 



1. Batrachoseps scntatns. 



Hemidactylium scutatum, Gh-ay, Cat. p. 41. 

 Salamandra soutata, ScUeg. Faun. Japan., Amph. p. 119, ana Abbild. 



pi. 40. f. 4-6. 



melanosticta, Gihhes, Bost. Journ. N. H. v. p,-89, pi. 10. 



Hemidactylium scutatum, Tsckadi, Batr. p, 94 ; Hallow. Journ. Ac. 



Fhilad. (2) iii. p. 366 ; Strauch, Salam. p. 76. 

 Desmodactylus scutatus, Bum. ^ Bibr. p. 118. 

 melanostictus, Bum. S^ Bibr. p. 119. 



Tongue free in its posterior third. Series of palatine teeth not 

 extending outwards beyond the choanse ; parasphenoid patches long, 

 separated from each other and from palatine series by a distinct 

 interspace. Head small ; snout short, rounded ; eyes large, mode- 

 rately prominent. Body cylindrical, elongate, measuring about thrice 

 and a half the distance from tip of snout to gular fold. Limbs very 

 ■weak ; fingers and toes very short, depressed, obtuse, united at the 

 base ; no carpal or tarsal tubercles. Tail subcylindrical at the 

 base, compressed towards the end, loilger than head and body. 

 Anal opening longitudinal, the borders not swollen. Skin smooth ; 

 no parotoids ; a strong gular fold ; a groove from eye to latter ; 

 thirteen costal grooves, joined to the vertebral line by other grooves, 

 which are curved with the convexity backwards. Brown above ; a 

 series of light dots, sometimes confluent, along each side of the back ; 

 yellowish beneath, with round black spots. 



Total length 76 millim. 



From snout to cloaca 36 



Head 7 



Width of head 4J 



Fore limb 8 



Hind limb 9 



Tail 40 



United States — Rhode Island to Illinois, and to the Gulf of 

 Mexico. 



a. Adult. 



b. Adult. 



Niagara. 

 N. America. 



Prof. St. George Mivart [P.]. 



2. Batrachoseps pacificus. 



Hemidactylium paciflcum, Cope, Proc. Ac. Fhilad. 1865, p. 



Strauch, Salam. p. 76. 

 Batrachoseps pacificus, Cope, F-oc. Ac. Fhilad. 1869, p. 98. 



195; 



Differs from the preceding in the number of costal grooves (seven- 

 teen or eighteen) ; these are not prolonged dorsally. Brown above, 

 yellowish beneath, uniform. 



South California. 



