234 Mr. A. Adams on the Species of 



10. Dosinia penicillata, Rve. (Artemis), Conch. Icon. pi. 6. f. 32. 

 Hab. Tsus-Sima, Oki Islands. 



11. Dosinia Traillii, A. Ad. Proc. Zool. Soc. 

 Hob. Yokohama. 



12. Dosinia isocardia, Dkr. (Artemis), Phil. Abbild. Conch. 



Cyth. pi. 8. f. 5 ; Rve. Conch. Icon. Artemis, pi. 1. f. 1. 



Hob. Tatiyama. 



13. Dosinia lirata, Sow. (Artemis), Thes. Conch. 

 Hah. Gotto, 48 fathoms. 



14. Dosinia gibba, A. Ad. 



D. testa orbiculari, cordata, tuniida, lutescenti-albida, solida, concen- 

 trice costellata, costellis subdistantibus, in fasciculos dispositis, ad 

 umbonibus subtilissime striata; area liganienti simplici, lunula 

 perampla, cordata, superficiali. 



Hab. Tatiyama. 



A species more tumid than any described, with the exception 

 of D. isocardia. The concentric ribs are rounded and collected 

 together in bundles, and the lunule is conspicuous, superficial, 

 and narrowly heart-shaped. 



Genus Cyclina, Desh. 



1. Cyclina chinensis, Chemn. (Venus), Conch. Cab. pi. 171. 



f. 1663. 



Venus sinensis, Gin. 

 Cyprina tenuistria, Lam. 

 Artemis sinensis, Rve. 



Hab. Tsus-Sima. 



2. Cyclina orientalis, Sow. (Artemis), Thes. Conch, pi. 144. 



f. 79. 



C. pectuncttlus, Roem. 

 Hab. Tsaulian, Tsus-Sima. 



3. Cyclina flavida, Desh. Cat. Conchif. Brit. Mus. p. 31. 



C. bombycina, Roem. 

 Hab. Tsus-Sima. 



Subfam. Tapesinjs. 

 Genus Tapes, Schum. 



1. Tapes exarata, Phil. (Pullastra), Abbild. Conch, pi. 5. f. 6 ; 

 Sow. Thes. Conch, pi. 145. f. 18. 

 Hab. Kuro-Sima. 



