﻿35b HALLOWELL ON THE 



upon the throat and under part of extremities ; granulations very fine upon abdomen ; 

 under parts yellowish. Length 6 inches. 



Specimens in Mus. Acad. Nat. Sci. 



Habitat. — San Francisco. 



TRITON, Laurenti. 1768. Fitzinger, 1843. 



Char. — Tongue fleshy, papillose, round or oval, free only upon the edges; palatine 

 teeth forming two longitudinal series, approximating or almost parallel, or closely in 

 contact in front, diverging posteriorly, leaving a triangular interspace ; no transverse 

 palatine teeth : body smooth or granular ; head smaller than the middle portion of 

 the body, which is slightly flattened beneath ; tail constantly compressed when the 

 animal inhabits fresh water, with vertical cutaneous margins, at least in the males, 

 especially at the epoch of fecundation. 



Habitat. — Europe, Asia, Africa. 



Triton alpestris. 



Char. — Body of an ash color, more or less deep above ; a series of small subcircular 

 black spots along the sides and margin of jaws ; extremities spotted with black ; 

 abdomen and throat orange colored, of a cherry red color during life, without spots ; 

 tail about as long as body, compressed, upper and lower edges acute yellowish, 

 marked with brown spots (a variety of cristatus, according to Schlegel, Faun. Japon. 

 Rep., p. 116.) Length 2 inches 7 lines. 



Habitai. — Hungary, Austria, Italy. 



23 specimens in Mus. Acad. Nat. Sci., (Bonap. col.) presented by Dr. Wilson, one 

 specimen presented by Garden of Plants. 



Triton cristatus, Laurenti. 



Char. — " Skin granulated, of a brownish green, often very deep upon the back and 

 sides ; with large black spots, and small white salient spots, especially upon the sides; 

 under part of the body of an orange yellow, with black irregular spots ; inferior 

 portion of the tail most often of a golden yellow, without spots ; throat brown, with 

 some yellow marks, without large black spots, but small brown lines, and minutely 

 punctated with white. The male carries upon the back, especially at the period of 

 fecundation, a large brown membranous denticulated crest, which commences upon 

 the anterior part of the body, and is continued along the spine as far as the pelvis, 

 where it disappears ; the tail, which is much compressed and large in the middle, 

 presents also, above and even beneath, a crest, the superior one of which is also 

 • slightly denticulated or festooned ; the crest of the female is not so much developed, 



