34 



BULLETIN 5S, UNITED STATES NATIONAL MUSEUM. 



is not known, and as he collected both in China and Japan it may have 

 come from either of these countries. The probability is, however, that 

 it really came from Japan, since a sjiecimen in the Hamburg Museum 

 was collected in the province of Yamato, Hondo. 



List of speeiinens of Hynohius peropus. 



" Tj-pe; description, p. 3.1: pliiti' IV, figs. 4-7. 



HYNOBIUS NIGRESCENS," new species. 



Diagnosis. — Series of palatine teeth typical, the length equalmg 

 four-sevenths the width of the tongue; fifth toe well developed; tail 



29 



32 



30 



Figs. 27-:32.— IIynobius nigkescens. 2 x n.\t. size. 27, top of head; 28. side of head; 29, open 

 mouth; 80, section of tail at end of basal third; IU.hand; 32, foot. No. r)7A, Rci. Coll. Tokyo. 



long, strongly compressed, keeled above and below; eleven costal 

 grooves. 



Habitat. — Sendai, Hondo, Japan. 



Type. — Science College Museum, Tokyo, No. 57a. 



Description of type-specimen. — Adult male (figs. 27-32). Shape of 

 palatine series of teeth typical, though more U-shaped than V-shaped, 



" Latin, signifviiiij ))lacki,-^h. 



