166 



AET. 7. 1. IJIMA : HEXACTINELLIDA, IV. 



tion of the Jajoanese materials and a comparison with typical S. 

 dowli7igi, the characters of which have since become more precisely 

 known to me, have led me to think that I was mistaken in the 

 identification. S, dowlingl is, for the present at least, to be 

 eliminated from the list of JajDanese Rossellids ; on the other 

 hand, I think it fairly justifiable, under the circumstances, to add 

 to the list the three new species mentioned above. But I. can not 



* Table sliowing some points in tbe characters of those Siaurocalypius species (or speci- 



