PLETHODONTIDH: GEOTRITON, DIPUS. 47 
large oblong yellow spot on each side. Toes short. Palatine 
teeth : 
a. In spirits. Tail reproduced, ? brown, tapering, rounded 
_ above and below. Mexico. Presented by T. Bell, Esq. 
10. GEOTRITON. 
Head rounded. Muzzle high, truncated. Eyes large, prominent. 
_ Parotids none. ‘Tongue large, circular, peltate, only affixed 
in the middle, very mobile. Teeth very minute; palatine 
placed in four series, two anterior and two posterior.—Body 
rounded. Sides plaited. Skin smooth, thin, soft. Ribs none.— 
Limbs slender, thin, long.—Toes 4: 5, short, thick, all united by 
a web.—Soles of feet without warts.— Zail roundish, attenuated. 
Geotriton Bonap. Faun. Ital. t. 31. n. 14., Amph. Eur. 67.;, Tschudi, 
Batr. 59. 93. 1838; Fitz. S. R. 33. — 
Salamandra sp. G'esner, Schlegel, Cuvier. 
1. GEOTRITON FUSCUS. 
Brown, with obscure reddish marks, beneath ash with very minute 
white dots. Muzzle obliquely truncated below. Nostrils 
lateral. Eyes prominent. ‘Tail rather shorter than the body. 
Salamandra fusca Gesner, Quad. ov.; Aldrov., Laur. Rept. 4 
Lacerta Salamandra y. Gmelin, S. N. 1. 1067. 
Salamandra Savii Gosse, Cuvier, R. A. 
Salamandra Genei Schlegel. 
Geotriton Genei Tschudi, Batr. 94. t. 5. f. 3., Mdém. Soc. Neuch. 
G. Savi Bonap. Faun. Ital. t. 
Geot. fusca Bonap. Amph. Eur. 66. 
S. atra (part.) Merrem, Tent. 184. 
?S. funebris Bory, D. Class. Hist. Nat. 
Hab. Italy. Mus. Bonaparte, Rome. 
11. G@DIPUS. 
Head flat, broad. Muzzle truncated. Eyes prominent. Neck 
long, slender. Palatine teeth many, extending to the inner 
hinder angle of the inner nostrils. Tongue small, ovate, only 
affixed in the middle.— Feet small. ‘Toes ? indistinct ; 
very small, broad, rounded, webbed. — Skin very smooth, 
minutely punctated ; lateral line none.—7Zail subcylindric, 
elongate. 
