PROTONOPSIDZ : SIEBOLDIA, PROTONOPSIS. 53 
Cryptobranchus japonicus Van der Hoeven, Proc. Z. Soc. 1838, 25., 
Tijdsch. 1. t. 1. f.56., Fauna Japon. t. 
Hydrosalamandra japonica Leuckart, Froriep. Not. xii. 19. 
a. Skin stuffed. Japan. From Leyden Museum. 
b. Skeleton of a. Japan. From Leyden Museum. 
2. PROTONOPSIS. 
Head large, ovate, trigonate, flat. Muzzle produced. Mouth large. 
Jaws with a series of minute teeth. Palatine teeth small, con- 
centric with the maxillary on front edge of the vomerine bones. 
Nostrils marginal, close together, square. ‘Tongue very indis- 
tinct.—Neck with a single slit on each side.—Body depressed, 
granose. — Tail compressed. — Feet short, outer edge fringed. 
Toes 4:5, short, webbed, clawless; outer toe of the hind foot 
fringed. —The palatine teeth have been taken for a second series 
of maxillary. t.4.f.18. 
Protonopsis (part.) Barton on Siren lacertina, 28. 
Salamandrops Wagler, Syst.; Fitz. S. R. 34. 
Cryptobranchus sp. Leuck. Isis, 1821, 257., Mém. Soc. Strasb. iii. 
Fitz. N. Class. 66. 1826 ; Eichw. Zool. Spee. il. 164.; Van Fs 
Hoeven, Tijdsch. 
Menopoma Harlan, Ann. Lyc. N. Y.i. 270. 1825; Tschudi, Batr. 
96.; Cuvier, R. Act L1G.; Baird, 1. ¢. 1849, 290.; Owen, 
ssa a S. 1838, 25. 
Abranchus Harlan, Ann. Lyc. N. Y, 1.221. 1825; Gray, Griffith's 
A, K. ix. 109. 
Eurycea ftafin. Atlant. Jour. 1832. 
1. PRoronorsis HoRRIDA. Hellbender. 
Pale cinereous, with darker blotches. Head very large, broad. 
Protonopsis horrida Barton. 
Abranchus horridus Gray, Grriffith’s A. K. ix. 109. 
Salamandra horrida Barton. 
Salamandra gigantea Barton on Siren lacertina, 28.; Cumer, 
R. A. ui. 101. ed. 2. i. 118. 
Molge gigantea Merrem, Tent. 187. 
Menopoma gigantea Tschudi, Batr. 96. 
Salamandrops gigantea Wagler, Syst. ; Fitz. S. R. 34. 
Salamandra alleghaniensis SE; "Daud, Rept. viii. 231, 1803; 
Latr. Rept. ui. 253. fig. ; Cuv. Oss. Foss. v. 2. 
Menopoma alleghaniensis Watine. Ann. N. Y. Lyc. 1. 270. 1825, 
J. A. N. P. 320.; Wied. Voy. Amer. N. iii. 313.; Dekay, Rept. 
Hy. ¥ 89. t. 08. f. 44. ; Baird, \. c. 290. 
Abranchus alleghaniensis Harlan, Ann. N. Y. Lye. i. 221. 1825 ; 
Leconte, Ann. che Ne York, i. t. BA 
