84 



proteim;. 



Phanerobranchus, part., Leuckart, Isis, 1821, p. 260. 

 Menobranchus, Harlan, Ann. Lye. N. Y. i. 1825, p. 221 ; Tschudi, 



Batr. p. 97 ; Bum. # Bibr. ix. p. 183. 

 Phanerobranchus, Fitzing. Neue Classif. Rept. p. 68. 



Tongue large, anterior border free. Vomero-palatine teeth in a 

 strong series. Eyes exposed. Fingers and toes four. 

 North America. 



1. Necturus maculatus. 



Necturus maculosus, Gray, Cat. p. 66. 

 Necturus lateralis, id. ibid. p. 67. 

 Necturus maculatus, Rafin. I. c. ; Holhr. N. Amer. Herp. v. p. Ill, 



pi. 37. 

 Triton lateralis, Say, in Long's Exped. Rocky Mount, i. p. 5. 

 Phanerobrancbus tetradactylus, Leuckart, I. c. 

 Menobranchus lateralis, Harlan, I. c. ; Tschudi, Batr. p. 97 ; Holhr. 



I. c. p. 115, pi. 38; Dekay, N.Y. Faun., Rept. p. 87, pi. 18. f. 45 ; 



Dum. fy Bibr. p. 183; Wied, Nova Acta Leop.-Carol. xxxii. p. 138, 



pi. 7. f. 1. 

 tetradactylus, Harla7i, Journ. Ac. Philad. iv. p. 324 ; Gray, 



Ann. Philos. x. 1825, p. 216. 



sayi, Gray, I. c. 



Proteus maculatus, Barnes, Amer. Journ. xi. p. 268. 

 Menobranchus lacepedii, Gray, in Griff. A. K. ix. p. 108. 

 Phanerobranchus lacepedii, Fitz. I. c. 

 Necturus lateralis, Wagl. I. c. 



Teeth strong. Snout narrowed ; eyes small ; upper and lower 

 labial lobes much developed. Body thick, elongate. Limbs short, 

 well developed ; digits slightly depressed, obtuse, free. Tail short, 

 strongly compressed, finned, the end rounded. Skin smooth ; a 

 well-marked vertebral groove ; a very strongly marked gular fold. 

 Brown, lighter beneath, with more or less distinct round blackish 

 spots ; sometimes a blackish lateral band. 



Total length 323 millim. 



From snout to cloaca 213 



Head (to gular fold) 39 



Width of head 40 



Fore limb 38 



Hind limb 42 



Tail 110 



Dr. J. E. Gray [P.]. 



