118 JAPANESE MOLLUSKS, MACTRACEA. 



Basterotia gouldii A. Ad. Dkr., Index, p. 178, pi. 9, f. 7-11. 



Seto-Uchi, Yobuko, Mososeki (Ad.). 

 Basterotia stimpsonii A. Ad. Ann. Mag., 1864, p. 310 ; 1868, p. .366. 



Mososeki ; Akasi (Ad.) 



Basterotia reoluzi A. Ad. Ibid. Yobuko (Ad.). 



MYACIDa:. 

 Mya arenaria var. japonica Jay. Jay in Perry's U. S. Japan Exped., II. pi. 1, f, 

 7, 10. (-}-" Mya acuta Say," Sowb., C. Icon., XX, pi. .3, f. 12). 



East coast Nippon (Stearns). The specimens are small, thin, 

 and attenuated posteriorly. Yedo, Nagasaki (Lischke) ; Hakodate 

 (Perry). 



Mya truncata Linne. Midd., Sib. Reis. II, pi. 25, f. 11-14. Ochotch Sea (Midd.). 

 Cryptomya elliptica A. Ad. Dkr., Index, pi. 7, f. 17-19. 



Mososeki (Ad.). 

 Cryptomya mindoroensis Ads. & Rve. Zool. Samarang, p. 82, pi. 23, f, 13. 



Akasi (Ad.). 

 Cryptomya decurtata A. Ad. Ann. Mag., 1868, p. 366. 



Kuro-Shima (Ad.). 



{Mactracea). 

 MESODESMATIDJE. 

 Paphia striata Chemn. Japan (Dkr., Index, p. 195). 

 Ervillia japonica A. Ad. Ann. Mag. N. H., 1862, p. 224. 



Tsu-Shima (Ad.). 



Ervillia bisculpta Gould. Otia Conch., p. 166 ; (syn. ; E. australis Angas, P. Z. S.,. 

 1877, p. 175, pi. 26, f. 21). 



Kagoshima, 5 fath., sand (Stimpson). 

 Ervillia livida Gld. Otia Conch., p. 166. 



Kagoshima Bay, 5 fath., sand (Stirap.). 

 Csecella chinensis Desh. Lischke, J. M. C, I, p. 133, pi. 10, f. 5, 6. 



Nagasaki (Lischke). 



Bonacilla piota Dkr. Index, p. 195, i)l. 7. f. 7-10. 



CARDILIID.aE. 

 Cardilia semisulcata Desh. Dkr., Index, p. 213, pi. 8, f. 1-3. 

 Bay of Yedo (Lischke). 



MACTRID.ffi:. 

 Mactra sulcataria Deshayes. C, Icon., f. 5. 



Nagasaki and Tokyo Harbor (Lischke) ; Yokosko Harbor and 

 Sagami Bay (Stearns) ; Hakodate (Schrenck). 



