BY R. TATE AND W. L. MAY. 435 



*C. PECTINATA, Tate tfe May, T.R.S.S. Aust., xxiv., 1900, p. 103. 

 (PI. xxvii., figs. 96, 97). 

 Derwent Estuaiy, IF. L. May; King Island !. 



*C. Atkinsoni, Ten. -Woods {Kellia), P.R.S.Tasni., 1877, p. 158. 

 (PI. xxvii.,fig. 107). 

 Long Bay (type !); off Brown's River (in 5 fath.), W. F. Petterd !. 



Family TRIG0NIID.4i:. 

 Genus Trigonia, Bruguiere, 1789. 



*T. margaritacea, Lamarck, Ann. du Mus., iv., p. 355, t. 67, f. 2; 

 Reeve, Conch. Icon., f. 3. 

 T. pectinata, Lamarck, An. s. Vert., vi., p. 63, 1819. 

 King Island (type); general, most plentiful at Adventure Bay, 

 W. L. May. 



Family NUCULID.E. 



Genus Nucula, Lamarck, 1799. 



*N. OBLTQUA, Lamarck, 1819 ; Hanley, Mon. Nuculidce, t. 5, 

 f. 150, p. 53. 

 Oyster Cape (type); Long Bay, very rare (Census); not uncom- 

 mon in Port Esperance at 24 fathoms, W. L. May. 



*N. ANTIPODUM, Hanley, P.Z.S., 1860; Mon. Xucididce, f. 155. 

 N.minuta, Ten.-Woods, P.R.S.Tasm., 1877, p. 156 [7iom.p7'ceocc.]. 

 N. micans, Angas, P.Z.S., 1878, p. 864, t. 44, f. 16. 

 Australia (type-species); Blackman's Bay {H. minuta)-, S. and 

 E. Coasts, W. L. May. 



Genus L e d a, Schumacher, 1817. 



*L. crassa, Hinds (Nucida), P.Z.S., 1843, p. 99; Hanley, Mon. 



iViccuUdce, f. 69; Reeve, Mon. Leda, f. 27. 

 L. chuva, Forbes, Voy. Fly, t. 2, f. 3; Hanley, f. 67; Reeve, 



f. 42. 

 Tasmania (type of L. chuva) ; rather uncommon (Census) ; 



Frederick Henry Bay, \V. L. May. 



*L. ensicula, Angas, P.Z.S., 1877, p. 177, t. 26, f. 27. 

 L. Lefroyi, Beddome, P.R.S.Tasm., 1881, p. 21. 



