46 



8ALAMANDRI1).£. 



series of large transversely elliptical blotches of yellow from head 

 to tip of tail, the foremost one rounded and placed behind the eyes ; 

 those of opposite sides nearly meet on the back, and are confluent 

 on the upper edge of the tail. 

 Ocate River, New Mexico. 



9. Amblystoma jeffersonianum. (Plate II. fig. 2.) 



Salamandra jeffersoniana, Green, Contr. Maclurian Lyceum, p. 4; 



Holbr. N. Amer. Herp. v. p. 51, pi. 14. 

 Xiphonura jeffersoniana, Tschudi, Batr. p. 93; Dum. fy Bibr. p. 161. 

 Triton niger, Dekay, N. Y. Faun, iii. p. 85, pi. 15. f. 35. 

 Salamandra granulata, Dekay, I. c. p. 78, pi. 23. f. 66 ; Holbr. N. 



Amer. Herp. v. p. (53. 

 Ambystoma jeffersoniana, Baird, Journ. Ac. Philad. (2) i. p. 283. 

 Amblystoma jeffersonianum, Cope, Proc. Ac. Philad. 1867, p. 195 ; 



Strauch, Salam. p. 64. 



Palatine teeth in four scarcely interrupted series forming a nearly 

 straight line; these series extending laterally beyond the outer 

 border of the choanse. Tongue large, plicae radiating from behind. 

 Head small, not much depressed, longer than broad ; greatest width 

 at eyes ; snout long and broad, rounded, without canthus rostralis ; 

 eyes moderate. Body much elongate, four times the distance from 

 snout to gular fold. Limbs moderate, not meeting when adpressed 

 against the body ; fingers and toes depressed, latter long ; a small 

 tarsal tubercle. Tail about as long as head and body, rather strongly 

 compressed, not keeled, ending in a point. Skin shining, smooth 

 or minutely granulate ; parotoids indistinct ; a strong gular fold ; 

 twelve costal grooves, extending across the belly. Dark brown, 

 lighter beneath ; sides with or without small light blue spots. 



Total length 145 millim. 



From snout to cloaca 72 ,, 



Head 13 „ 



Width of head 10 „ 



Fore limb 17 „ 



Hind limb 21 „ 



Tail 73 „ 



Canada ; United States — Pennsylvania and Ohio, and northward. 

 a. 2 • Montreal. 



Var. fuscum. 



Ambystoma fuscum, HaUow. Journ. Ac. Philad. (2) iii. p. 355. 

 Amblystoma jeffersonianum, var. fuscum, Cope, Proc. Ac. Philad. 

 1867, p. 197. 



Dark brown, with an especially dark shade or band along the 

 sides ; extremely minute white points upon the body and tail, more 

 sparse upon the former ; chin yellow, clouded with brown beueath. 



Indiana and Virginia. 



