430 CENSUS OF THE MARINE MOLLUSCA OF TASMANIA, 



■^V. CRENATA, Lamarck, 1818; Delessert, t. 5, f. 2; Reeve, f. 3. 

 Not common (Census); Port Esperance, IF. L. May. 



*V. DiEMENENSis, Q. k G., Voy. Astrolabe, t. 84, f. 24-26; Reeve, 

 Conch. Icon., t. 3, f. 17 (good). 

 Hobart (type !); common (Census). 



*V. EXOTICA, Lamarck, 1818; Reeve, Conch. Icon., f. 11. 

 Frederick Henry Bay, W. L. May; King Island !. 



*Y. MiTis, Deshayes, P.Z.S., 1853, p. 5; Reeve, Conch. Icon., f. 24. 

 King Island and Derwent Estuary, R- Tate. 



*V. OBESA, Deshayes, 1853; Reeve, Conch. Icon., f. 13. 

 Locality unrecorded. 



Family CARDIID.^. - 



Genus Cardium, Linne, 1758. 



*C. cygnorum, Deshayes, P.Z.S., 1854, p. 331. 



Circular Head, W. L. May; River Mersey and Tamar Heads 



(Census). 



'^'C. pulchellum. Reeve, Mon. Cardium, f. 42. 

 N., E. and S. Coasts, W. L. May; loc. ? (Census). 



*C. tenuicostatum, Lamarck, 1819; Delessert, Recueil, 1. 11, f. 6. 

 Very common (Census). 



Family CHAMID/E. 



Genus C h a m a, Bruguiere, 1789. 



*C. SPINOSA, Broderip, Trans. Zool. Soc, i,, t. 38, f. 8-9. 

 Circular Head, \V. F. Petterdl. 



Genus Chamostrea, Roissy, 1825. 



*C. ALBIDA, Lamarck {Ghama), 1819. 



Cleidothcerus chamoidei^, Sowerby, Gen. Shells, f. 1-3. 

 Sorell, Pittwater, &c., common (Census); Norfolk Bay, W\ L. 

 May; River Tamar, Aug. Simson !. 



