Nichols — A List of the Marine MoUmca of Ireland, 621 



iv. E.I. A. Exp., 1885, 1886, 3^-79 fms. (Swanston, '86, Chaster, 



'98). 

 V. Kilkee^( Wright & Carroll, '52 ; Warren Coll., f. Thompson, '56) : 

 Aran I. (Barlee, f. Jeffreys, '58): Eounclstone (D'Arcy AV". 

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

 vi. Enniscrone (Miss A, Warren, '92). 



Distribution. — Shetland to Mediterranean. Canaries. 



Eamily . - — Aecticid^. 



Arctica islandica (Linne). (^Cyprina islandica, Jeffreys, B.C.) 



i., ii., iii., iv., [v.], ^i. 



i. Generally distributed and abundant in sand and mud. 



ii. Yery common. 



iii. Wexford coast, a very large specimen (Walpole, f. Jeffreys, '69) : 

 Youghal (Ball, f. Thompson, ms.) : Cork Harbour (Humphreys, 

 '45) : S. shore of Ireland (Forbes & Hanley, '53): R. I. A. 

 Exp., 1885, off S. coast of Cork, 30-54 fms. (Chaster, '98). 



iv. In or near Bantry Bay (M'Andrew, f. Thompson, '56) : " Porcu- 

 pine " Exp., 1869, 808 fms., living (Jeffreys, '81): E. I. A. 

 Exp., 1885, 1886, 5-44 fms. (Chaster, '98, A. E. N.j. 



V. "Porcupine" Exp., 1869, 165 fms. (Jeffreys, '81). 



vi. Killala Bay, single valves, occasionally (Miss A. Warren, '92) : 

 Donegal coast, rare (Hart, '92): "Porcupine" Exp., 1869, 

 Lough Swilly, 3-13 fms. (Jeffreys, '81). 

 Distrihution. — Iceland. Einmark to W. Prance. Gulf of Cadiz, 



^' Talisman" (Locard). Greenland. N. E. America. 



Isocardia cor (Linne). 



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



i. Magilligan (Frazer, '71) : Giant's Causeway (Turton, '19): near 

 the Copelands (Clealand, f. Thompson, '56) : Belfast (Turton, 

 '19) : Bangor, Belfast Lough (Templeton irs. Journal, f. 

 Thompson, '56) : Strangford Lough, 4-8 fms., dead, very 

 rare (Dickie, '58). 



ii. Living specimens have been obtained at various localities off the 

 east coast. 



iii. Off Dunmore, co. Waterford, living (Hart, '92) : Dungarvaii 

 Bay (Good, f. Erazer, '71) : Cork Harbour, a single valve 

 (Humphreys, '45) : Cove, co. Cork (S. Wright, f. Brown, '18, 

 '44). 



■R.I. A. PKOC, SER. in., VOL. V. 2 X 



