Nichols — A List of the Marine Ifolhisca of Ireland. 643 



Cardium echinatuvi, Linne. 



i., ii., iii., iv., v., vi. 



i. Generally distributed. 



ii. Dublin coast, common : Courtown, co. "Wexford (Mrs. Tatlow) : 



coast of Wexford (Dublin Mus.). Yar. expansa, Je&eys. 



Dublin Bay (Warren, f. JeSreys, '63). 

 iii. Youghal (Miss M. Ball, f. Thompson ms.) : Cork (Humphreys, '45 ; 



Leach, '52) : "Porcupine" Exp., 1869, 74 fms. (Jeffreys, '81) : 



E.I. A. Exp., 1885, 1888, off S. coast of Cork, 30-50 fms. 



(Chaster, '98, A. E. I^.). 

 iy. Generally distributed. 

 V. Eoundstone (Alcock, '65 ; Standen, '95) : Achilll. (Mrs. Tatlow & 



Praeger, '98) : "Porcupine " Exp., 1869, 85-183 fms. (Jeffreys, 



'81). 

 vi. KillalaBay, common (Miss A. Warren, '92) : E. D. S. Fish. Survey, 



1890, Inver Bay (Holt, '92) : Lough Swilly (Hart, '92; Eev. 



J. D. Ealkiner, f. Praeger). 



J)istrihdion. — Iceland. Einmark to Mediterranean. Morocco. 

 Madeira. Canaries. 



Cardium tuhercuhtwn, Linne. 

 . . iii., iv., . . 



iii. Youghal and Cork (Leach, '52). 



iv. Bantry Bay (Leach, '52 ; Humphreys, f. Jeffreys, '63) : Dingle 

 Bay (Leach, '52). 

 Leach's records are doubtful ; this species may have been con- 

 founded with C. echinatum. 



Distribution. — British Isles to Mediterranean. Madeira. Canaries. 



Cardium exiguum, Gmelin. 



i., ii., iii., iv., v., vi. 



i. Generally distributed. 



ii. Lissenhall, near Swords (Adams, '78) : Portmarnock (Brown, '18 ; 

 Warren, f. Adams, '78 ; Hart, '92): Dublin Bay (Turton, '19; 

 Kinahan, '61) : Cahore, co. Wexford (Miss Massy). 



