42 



SALAMANDRID^. 



angle of the mouth, crossed by another horizontal groove from the 

 eye to the strong gular fold ; ten or eleven costal grooves. Black, 

 lighter beneath ; on each side of the head, back, and tail a series of 

 nearly circular yellow spots about the size of the orbit ; limbs with 

 similar spots. 



Total length 132 183 millim. 



Prom snout to cloaca .... 02 93 



Head 14 20 



Width of head 12 18 



Fore limb 17 22 



Hind limb 19 20 



Tail 70 90 



Eastern United States. 



a. §. 

 b-c. 6 2- 



d. d. 



e. $. 



/• tf. 



g, h, i, k-l. Several spec. 

 6, ?,hgr., &yg. 

 m. 9. 

 n. Skeleton. 



New York. 



Ohio. 



St. Lawrence. 



New Jersey. 



U. States. 



N. America. 



N. America. 



G. Barnston, Esq. [P.]. 



Prof. St. George Mivart [P.]. 



4. Amblystoma conspersum. 



Amhlystoma conspersum, Cope, Proc. Ac. Philad. 1859, p. 123, and 

 1867, p. 177 j Strauch, Salam. p. 63. 



Palatine teeth in three patches, the median longest, commencing 

 opposite inner margin of choanse and convex to between latter or 

 nearly so. Tongue longer than broad. In proportions intermediate 

 between A. punctatum and A. jeffersonianum. Head a broad oval. 

 Limbs short ; fingers and toes long and slender, subcylindrical ; 

 when adpressed, the fingers reach beyond bases of toes ; two small 

 tubercles on edges of sole. Tail shorter than head and body, every- 

 where compressed. Skin smooth ; grooves behind the orbit incon- 

 spicuous, but present ; eleven costal grooves. General colour leaden, 

 paler beneath ; lower parts of sides and sides of tail more or less 

 varied with small whitish spots, the former often in a regular line ; 

 a similar line on the upper part of the sides sometimes present ; end 

 of snout sometimes pale-marbled. Total length 31 lines. 



United States — Pennsylvania to Georgia. 



a. Several larvae. Carlisle, Pennsylvania. Smithsonian Institution [P.]. 



5. Amblystoma bicolor. 



Amblystoma bicolor, Hallow. Proc. Ac. Philad. 1857, p. 215 ; Cope, 

 eod. he. 1867, p. 178 ; Strauch, Salam. p. 63. 



Palatine teeth in three entirely transverse series, the interruption 



