•536 Proceedings of the Royal Irish Academy. 



iv. Dingle Bay, 54 fms. (Adams, f. More, '70) : E. I. A. Exp. 1885, 



1886, 31-41 fms. (Swanston, '86, Chaster, '98). 

 V. Seafield (Turton, f. Thompson, '56) : Miltown Malbay, common 

 (Harvey, f. Thompson, '56) : Birterbuy Bay (Parran, f. 

 Thompson, '56; Barlee, f. Thompson, '56) : Roundstone (Aleock, 

 '65 ; Standen, '95 ; D'Arcy W. Thompson) : AchiU I. (Mrs. 

 Tatlow & Praeger, '98). 

 vi. Killala Bay (Miss A. Warren, '92) : Bundoran (Mrs. Hancock, f. 

 Thompson, '56 ; Belfast Mus., f. Praeger, '89 ; Dublin Mus.) : 

 ISTarin, co. Donegal (Mrs. Tatlow, '99). 

 Dutribution. — Norway to Mediterranean. Azores. Madeira. 

 Morocco. Canaries. Cape of Good Hope (Sowerby). ISTew England 

 to West Indies. ? California (Dall). 



Cerithiopsis tuber cidar is (Montagu). 

 i., . iii., iv., V. vi. 



i. Magilligan (Thompson, '56): off Ballycastle, dead (Chaster, '97a): 



off Black Head, 25 fms. (Hyndman, '59) : in stomach of a Scaup 



Duck shot in. Belfast Lough (Thompson, '56) : Turbot Bank, 



dredged sand (Hyndman, '58, '59). 

 ■iii. Ardmore (Mrs. Mackesy, f. Thompson, '56): E. I. A.Exp., 1886, 



Glandore Harbour, 4 fms., and off S. coast of Cork, 52^55^ fms. 



(Chaster, '98). 

 ,iv. Bantry Bay (Thompson, '56): Dingle Bay, 54 fms. (Adams, f. 



More, '70) : E. I. A. Exp., 1885, 1886, BaUinskelligs Bay, and 



5-44 fms. (Swanston, '86, Chaster, '98). Yar. 7iana, Jeffreys. 



Bantry Bay (Jeffreys, '67). 

 V. Miltown Malbay, common (Harvey, f. Thompson, '56) : Aran 



I. (Barlee, f. Jeffreys, '58): Eoundstone (Aleock, '65; 



Standen, '95 ; D'Arcy W. Thompson) : Clifden Bay, 4-10 

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



'98). 

 vi. Killala Bay, rather common (Miss A. Warren, '92) : Bundoran. 



(Waller Coll. in Dublin Mus.) : Iniskeen, co. Donegal (Mrs. 



Tatlow, '99). Var. nana, Jeffreys. Killala Bay (Miss A. 



Warren, '92). 

 Distribution. — ]!^orway to Mediterranean. Madeira. Canaries. W. 

 Africa, "Talisman." JST. E. America. Florida (Dall). Queen Char- 

 lotte's I. 



