276 ART. 2. — H. MATSÜMOTO : 



are of nearly uniform size and the tentacle scales few or none 

 throughout, while in the present species the tentacle scales are 

 very numerous in the very basal pores and rapidly diminish in 

 number outwards. I am not able to find any character distin- 

 guishing this species from the genuine Ophiura. 



Ophiura niaculata (Ludwig). 



OpUoglypha maculcda : Ludwig, Zool. Jalirb. Sys., I, 1880, p. 283, PI. 

 VI, figs. 11 & 12 ; Claek, Bull. U. S. Nat. Mus., LXXV, 1911, p. 49, 

 fig. 11. 



Two specimens (belonging to Mr. H. Asano, Imperial Bureau 

 of Fishery); off Kitami ; 60 fathoms. 



Bering Sea. Alaska. 



Ophiura imbecillis (LymxVn). 



Ophioglypha imhedllis : Lyman, BuU. Mus.. Comp. Zool., V, 1878, p. 

 78, PL in, figs. 63 & 64; Lyman, Rep. Challenger, V, 1882, p. 46, PL IV, 

 figs. 11-13 ; Kœhlee, Ann. Sei. Nat. Zool., Ser. 8, IV, 1897, p. 303 ; Kœhler, 

 Ech. Indian Mus., Deep-sea Opli., 1899, p. 21. 



Opldura imhedllis: Clark, Bull. U.S.Nat. Mus., LXXV, 1911, p. 62. 



Uraga Channel ; 302 fathoms (Claek). Sagami Sea ; 340- 

 405 fathoms (Litman, Clark). Off Kii ; 393 fathoms (Claek). Off 

 Hiuga ; 437 fathoms(CLAEK). Eastern Sea; 361 fathoms (Claek). 



Indian Ocean. Malaysian waters. 



Ophiura tnicracantha Clark. 



Opliiura micracnntha : Clark, Bull. Ü. S. Nat. Mus., LXXV, 1911, p. 

 47, fig. 10. 



Two specimens ; Okinosé, Sagami Sea ; 100 fathoms. 



