46 Somniosase 
openings five in.number, narrow, equal in size, equidistant, all before pectoral. Fins 
small; two dorsals equal in size, somewhat smaller than ventrals. Anal fin wanting. 
Pectorals short; ventrals between the two dorsals; caudal short, bluntish. Skin 
uniformly covered with minute tubercles. Tail short, much bent upward. 
Color bluish gray ; base of first dorsal, parts about bases of ventrals, and caudal 
blotched with sooty black. 
Described and figured from a male specimen 272 cm. long as measured to tip of 
caudal fin, obtained at Tokyo Market, No. 2834, Science College Museum, Tokyo. 
The specimen is said to have come from Misaki, Sagami. In plate XI, besides the 
entire aspect viewed from side (fig. 32), are figured ventral fins in under aspect (fig. 
33), a part of teeth rows (fig. 34), and a tooth in the upper (fig. 35) and lower jaw 
(fig. 36). 


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