Nichols — A List of the Marine Mollusca of Ireland . 607 



Family. — Akcid^. 

 Area lactea, Linne. 



i. Turbot Bank, dead (Hyndman, f. Thompson, '56 ; Hyndman, '58 ; 

 Waller, f. Hyndman, '59). 

 iii. R. I. A. Exp., 1886, off S. coast of Cork, 52^ fms. (Chaster, '98). 

 ir. Bantry Bay (Mrs. Puxley, f. Forbes & Hanley, '53). 



Distribution. — British Isles to Mediterranean. Canaries. W. Africa. 

 Cape of Good Hope (Sowerby). Eed Sea. 



l^Arca 7iodulosa, Miiller.] 



Y. "Porcupine" Exp., 1869, 173-208 fms. (Jeffreys, '79). 



Distrihution. — Loffoden I. to Mediterranean. Azores. Madeira. 

 'Canaries. W. Africa. Florida (Dall). 



Area tetragona, Poll. 



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



i. Deny coast, single Talves, frequent (Praeger, '89) : Magilligan, 

 single yalves (Thompson, '56 ; Miss H. Galwey, '88) : Portrush, 

 in situ (Ordnance Collectors, f. Thompson, '56) : off Bally- 

 castle, living (Chaster, '97a) : off Copelands, 50 fms., in lime- 

 stone, living (Hyndman, '58): Turbot Bank, dead (Hyndman, 

 '58, '59). 



ii. Dublin Bay, rare (Turton, '19, sub^. Noce). 



iii. Cork Harbour, one specimen (Humphreys, '45) : south, of Ireland 

 (Forbes & Hanley, '53) : E. I. A. Exp., 1885, 1886, 30-55^ 

 f;ns. (Swanston, '86, Chaster, '98). 



iv. "On tlie islands called the Calves" (Turton, '22) : Bantry Bay, 

 not uncommon : Kenmare (Humphreys, f. Thompson, '56) : 

 Valentia(Cockerell, '87) : R. I. A. Exp., 1885, 1886, 5-80 fms. 

 (Swanston, '86, Chaster, '98, A. R. jST.). 



V. Coast of Galway (BaU, f. Thompson, '40) : R. D. S. Fish. Survey, 

 1890, Galway Bay (A. R. N.) : Aran I. (Dublin Mus., coll. 

 by E. P. Wright) : " Argo " Cruise, 1890, off Aran I., 24 fms., 

 living (Herdman, '91) : Birterbuy Bay (Farran, '45 ; &c.) : 

 Roundstone (Alcock, '65 ; &c,) : Clifden Bay (Farran, f. 

 Thompson, '56) : Achill I. (Mrs. Tatlow & Praeger, '98). 



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