456 DUNN. 



C. Pale, with darker marbling; 11-13 costal grooves; vomerine series 

 medium to short ; toes usually 5; tail keeled above; Hondo, .peropus 



CC. Pale, with a dark lateral band; 11-12 costal grooves; vomerine 

 series very short ; toes 5 ; tail very flat ; Yezo retardatus 



CCC. Black; 14 costal grooves; vomerine series medium; toes 4; tail 

 flat; Sakhalin cristatus 



Hynobius leechii Boulenger. 



1887. Hynobius leechii Boulenger, Ann. Mag. Xat. Hist. (5), 19, p. 67; 

 Stejneger, 1907, U. S. Xat. Mus. Bull., 58, p. 29, pi. 4, f. 8; Abe, 

 1921, Tokyo Zool. Mag. 34, p. 330. 



Type: In British Museum, collected by Mr. J. H. Leech. 



Type Locality: Gensan (Wonsan), Korea. 



Range: Korea. 



Diagnosis: Vomerine series short to medium; tail somewhat 

 flattened; usually 13 costal grooves; toes 5; sides of tail not black; 

 middorsal line of tail not yellow; grayish brown with black mottling. 



Description: Cal. Acad. Sci. No. 31856, adult male, Fusan, Korea, 

 collected May S, 1911, by Victor Kulme; 14 costal grooves, one costal 

 fold between appressed toes; head width 5| in length from snout to 

 vent; head length 3§ in length of body; head oval as seen from above; 

 eye as long as its distance from tip of snout; outline of upper jaw 

 straight as seen from side; angle of jaw 7 back of hind angle of eye; 

 lower eyelid fitting under upper in front and behind; a groove from 

 eye to gular fold; a groove from this down behind angle of jaw; limbs 

 well developed; fingers 2, 3, 4, 1 in order of length; toes 3, 4, 2, 5, 1 

 in order of length; a tubercle under base of first finger and first toe; 

 tail shorter than body, cylindrical at base, trigonal in middle, flattened 

 at tip, ending in an obtuse point; vent a slit forking forward, a small 

 tubercle in fork; vomerine teeth beginning behind inner border of 

 nares, a short forward and incurving branch, and a long straight 

 branch extending back and a little in; series separated from its fellow 

 by length of outer branch, length of inner branch not quite equal to 

 the distance between outer border of naris and peak of opposite series ; 

 lead black above; light gray below a line joining insertions of legs; 

 total length 105 mm., head 14, body 49, tail 42. 



Variation: A female, Cal. Acad. Sci. No. 35958, same data, has 

 13 costal grooves, 3 costal folds between the appressed toes; head 

 width 5^ in length from snout to vent; head length 3f in length of 

 body; tail somewhat thicker; vent a slit; inner branch of vomerine 



