THE SYNAPTID.E OF JAPAN. 



471 



Anchors 1 10-155 /i, an d anchor-plates 90-140 [i long. Thus, the 

 specimens now before me agree better with the " Challenger " speci- 

 mens described by Théel than with those of the "Albatross" described 

 by Clark. 



5. Profanity ra bidentata (Woodward et Barrett). 



Synapta bidentata Woodward et Barrett, Proc. Zool. Soc, London, 

 vol. XXVI, 1858, p. 365 ; pl. XIV, figs. 23-25. 



Synapta distincta v. Marenzeller, Neue Holothurien von Japan und 

 China, 1881, p. 123; pl. IV, fig. 2.— Théel, Challenger Holothurioidea, 

 part 2, 1886, p. 11 ; pl. I, fig. 8. 



Protankyra bidentata Östergren, Das System der Synaptiden, 1898, 

 p. 117. — Clark, The Apodous Holothurians, 1907, pp. 102-103; pl. V, 



3°- — Ohshima, Synaptiden von Misaki, 191 3, pp. 256-258, 261 ; 

 pl. VI, figs. 7, 8. 



Six specimens. Kagoshima (?). Nakagawa coll. (Cat. no. 1 117). 



One specimen. Shimabara, Province Hizen, Kyüshü. Kaneko 

 coll. (Cat. no. 1763). 



Many specimens. 2.5 miles off Tekama-Mura, Miike, Fukuoka 

 Prefecture, Kyüshü. Azuma coll. Mar. 31, 1904. (Cat. no. 1779). 



One specimen. Gogo Shima, Province Iyo, Shikoku. Ikeda and 

 Takeshita coll. July, 1903. (Cat. no. 1827). 



Several specimens. Hachihama, Kojima Bay, Inland Sea. Izuka 

 coll. (?) Oct., 1899. (Cat. no. 1670). 



Six specimens. Kojima Bay, Inland Sea. Izuka coll. Dec. 21, 

 1906. (Cat. no. 1 761). 



Two specimens. Kojima Bay (Shore), Inland Sea. Izuka coll. 

 Dec. 21, 1906. (Catalog, no. 1667). 



Many specimens. Hachihama, Kojima Bay, Inland Sea. Nishi- 

 kawa don. (Cat. no. 11 18). 



Two specimens. Nanao Bay, Province Noto, Honshü. Yama- 

 shina coll., Ichimura don. Nov. 4, 1902. (Cat. no. 1791). 



