108 



ART. 2. — H. MATSUMOTO : 



shields very small, widely separated from eacli other; six or seven 

 oral papillae on either side, the outermost two arising from the 

 adorai shield; oral shields separated from the first lateral arm 

 plates; six arm spines; a single very small tentacle scale, .microphylax. 



OpJiiophthalnius cataleimmoidus (Clark). 



OpUacantlia cataleimmoida : Clark, Bull. U. S. Nat. Mus., LXXV, 



1911, p. 217, fig. 100. 

 Three specimens ; off Misaki, Sagami Sea. Numerous specimens, 

 probably the young of the present species ; off Misaki, Sagami Sea. 



OflrOmaiZaki;475- 

 Jih. 624 fathoms (Clark). 



Uraga Channel ; 302 

 fathoms (Claek). Yen- 

 shû Sea, 507 fathoms 

 (Claek). Off Kurile Is.; 

 229 fathoms (Claek). 



Bering Sea. Alas- 

 ka. 



The disk scales are 

 very coarse, stout, par- 

 tially imbricated, or 

 rather tessellated and 

 with distinct sutures, 

 each scale bearing several 

 granules, which are 

 never situated on the 

 sutures, except in the 

 peripheral zones of the 



Fig. 28. Ophiophthalnius cataleimmoidus, x 5|. a. 

 From above, b. From below, c. Side view of three arm 

 joints near disk. 



disk, where the sutures are more or less obscured. 



