296 



ART. 2. — H. MATSUMOTO 



Numerous specimens ; off Nii-jima, Sagami Sea. Numerous 



specimens ; off Misaki, 

 Sagami Sea. 



Off Goto Is., Eastern 

 Sea ; 95-106 fathoms 

 (Clark). 



Malaysian waters. 



Sagami Sea is pro- 

 bably the northern limit 

 of this Indo-Pacific 

 species. 



The arms are very 

 long and slender, being 

 five to eight times as 

 long as the disk diam- 

 eter, so that they 

 are longer than in 



Fig. 79. OpUozondla projeda. x 14. «. From above. J\.ŒHLEE S type. Ihô 



5. From below, c. Side view of three arm joints near -^^^ ^^^^^^ ^^^^ ^^^ 



(lisk. ^ 



to each slit, the outer 

 one being much longer than the inner. In some of the basal 

 free arm joints, there are three arm spines instead of two. 



Ophiozonella j^olyplaoc (Clauk). 



Opliiozona polyplax : Clark, Bull. U. S. Nat. Mas., LXXV, 1911, p. 

 35, fig. 8. 



Off southern Japan ; 437 fathoms (Clark). Off Shio Misaki ; 

 440-587 fathoms (Cl.\rk). 



