8. SALAMANDEEELA. 9. OJTYOHODAOTTLIJS. 35 



having 'the outer branches of palatine teeth more horizontal and the 

 median series more approximating, not curved ; besides, the tail is 

 less elevated. Judging from the unique specimen in the collection, 

 I am not convinced of the specific difference of this form. 

 Kamtschatka. 



a- 2 • Kamtschatka; St. Petersburg Museum [E.]. 



9. ONYCHODACTYLUS. 



Onychodactylus, Tschudi, Batr. p. 92 ; Gray, Cat. p. 'SS ; Dum. Sp 

 Bibr. ix. p. 113 ; Strauch, Salam. p. 60. 



Tongue large, subciroular, the lateral borders free. Palatine 

 teeth in a doubly arched, /^\ -shaped series on a line with the 

 choanse. Fingers and toes furnished with claws ; toes five. Tail 

 cylindrical at the base, compressed at the end. 



Japan. 



1. Onychodactylus japonicus. 



Onychodactylus japonicus, Gray, Cat. p. 33. 

 Salamandrajaponica, Sbirfteyre, Verh. Genootsch, Vlissinff. ix. p. 329, 

 pi. — . f. 3. ■ 



unguiculata, ScMeg. Faun. Japan., Rept. p. 123, pi. 5. f. 1-6. 



Onychodactylus schlegeli, TscJmdi, I. c. ; Dum. ^ Bibr. p. 114, pi. 93. 



japomcus, Bonap. Faun. Ital. ; Strauch, I. c. ; Trosckel, Arch.f. 



Nat. 1877, p. 199, pi. 15. 



Head small, longer than broad ; snout rounded ; eyes large, pro- 

 minent ; no labial lobes. Body cylindrical, about four times the 

 length of the head. Limbs moderate ; in the male the hind limb 

 very strong and with a broad flbulo-tarsal dilatation ; fingers and 

 toes short, depressed ; carpal and tarsal tubercles none. Tail longer 

 than head and body, cylindrical in its anterior half, becoming 

 gradually compressed and keeled towards the end, which is obtusely 

 pointed. Tent of female a longitudinal slit ; of male three slits 

 meeting in front, the median being longitudinal, the two others 

 obliquely directed forwards, forming an angle ; the borders of the 

 vent not swollen in either sex. Skin smooth ; twelve to fourteen costal 

 grooves, which may be very indistinct ; parotoids present, large, 

 flat, behind the angle of the jaws ; a rectilinear groove from the 

 eye to the gular fold, which is strongly marked ; throat with more or 

 less distinct longitudinal plaits. Brown above ; a broad zone along 

 the back and tail yellowish or reddish, mottled with brown, bordered 

 by a blackish band, the upper edge of which is well defined and 

 irregularly festooned ; flanks and limbs dark brown, variegated with 

 greyish ; naUs black ; head brownish, variegated with blackish ; 

 lower surfaces light brown, uniform or mottled with darker. 



d2 



