JOURNAL OF THE COLLEGE OF SCIENCE, IMPERIAL UNIVERSITY, 

 TOKYO, JAPAN, 



VOL. XVII, ARTICLE 7. 



Some New Scyphomedusge of Japan. 



By 



Kamakichi Kishinouye, 



Imperial Fisheries Bureau, Tokyo. 



With two plates. 



Having been engaged for several years in collecting and 

 studying the Scyphomedusae of the waters around Japan, no less 

 than twenty-two species of the group have thus far become 

 known to me from the region mentioned. The majority of them 

 are new to science, many showing noteworthy peculiarities in 

 their structure. Some of them have already been described by 

 me in the " Zoological Magazine " (Tokyo). In the present 

 paper I propose to deal with a few forms that have come under 

 my observation and which differ remarkably from the related 

 forms hitherto known. 



STAUBOMEDUS.E. 

 Stenoscyphidœ, nov. f am . 



Stauromedusre with simple, undivided umbrella margin, with- 

 out adradial lobes ; the eight principal tentacles are transformed 



