Nichols — A List of the Marine Mollusca of Ireland. 647 



v. Birterbuy Bay ("Walpole, f. Jeffreys, '63): " Porcupine" Exp., 

 1869, 208 fms. (Jeffreys, '81). 

 Distribution. — Norway to Mediterranean. Azores, "Hirondelle." 

 Morocco. Madeira. Canaries. 



Psammolia tellinella, Lamarck, 

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



i. Generally distributed in sand, &c. 

 ii. Dublin coast (Hyndman and Thompson, f. Thompson, '56) : Port- 



marnock, (Brown, '44 ; Warren, f. Thompson, '56 ; A. Maealis- 



ter, f. Adams, '78) : Dublin Bay, very common (Kinahan, '61) : 



Dalkey Sound and Killiney Bay (Walpole, '53a). 

 iii. Youghal and Cork (Humphreys and Jeffreys, f . Porbes & Hanley, 



'53) : R. I. A. Exp., 1886, Glandore Harbour, 4 fms. (Chaster, 



'98, A. B. jST.) : Sherkin I. (A. R. K). 

 iv. Generally distributed. Common in Bantry Bay. 

 V. Aran I. (Barlee, f. Thompson, '56) : Birterbuy Bay (Walpole, '52 ; 



Farran and Barlee, f. Thompson, '56) : P. D. S. Pish. 



Survey, 1890, Roundstone (A. R. ]^.) : Roundstone (D'Arcy W. 



Thompson). 

 vi. Inisbarnog, co. Donegal, one specimen (Mrs. Tatlow, '99). 

 Disirihution. — Loffoden I. to Mediterranean. 



Psammolia vespertina (Chemnitz). 



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



i. Magilligan, a single valve (Mrs. Tatlow, f . Praeger) : Larne Lough 

 (Thompson, '56) : Dalepoolin, a fine fresh specimen with valves 

 united (Grainger, '59) : Cultra, eo. Down, fresh valves (Praeger, 

 '89): Strangford Lough, a single valve (Praeger). 



ii. Portmarnock (Turton, f. Thompson, '56 ; Baily, '65) : Dublin Bay 

 (Turton, '19): "in several situations on the eastern coast of 

 Ireland" (Brown, '44). These records require confirmation. 



iii. Youghal (Ball, f. Thompson, '56) : Cork Harbour, one specimen 

 (Humphreys, '45) : Lough Hyne, co. Cork (Dublin Mus,, pres. 

 by Mrs. Townsend). 



iv., V. Generally distributed. Var. lactea, Jeffreys. Kenmare River 

 (Jeffreys, '63). Yar. livida,Je&ejs. Bantry Bay (Humphreys, 

 f. Jeffreys, '63). 



