Nichols — A List of the Marine MoUusca of Ireland. 555 



PyrguUna internipta (Totten). ( Odostomia rtifa, var. fulvocincta, 



Jeffreys, E.G.) 



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



i. Churcli Bay, Eathlin I., living (Chaster, '97b) : north of Ireland 

 (Jeffreys, '67) : Turhot Bank, dead (Alder, f. Hyndman, '58). 

 Yar. rufa, Philippi. Church Bay, Rathlin I., a few specimens 

 (Chaster, '97b) : "Porcupine" Exp., 1869, North Channel, 

 40 fms. (Jeffreys, '84) : Turbot Bank (Jeffreys, f. Hynd- 

 man, '59). Var. crenata, Brown. Church Bay, Eathlin L, living 

 (Chaster, '97b). 

 ii. Portmarnock (Miss Ball and Warren, f. Thompson, '56; Adams, 

 '78): Dublin Bay (Kinahan, '61): Dalkey Sound (Adams, 

 '78): east of Ireland (Jeffreys, '67). Yar. rufa. Portmarnock, 

 &c., dead, rare (Walpole, '53a) : Dublin Bay (Jeffreys, '48). 



iii. South of Ireland (Jeffreys, '67): E. I. A. Exp., 1885, off Galley 

 Head, 54 fms. (Swanston, '86, Chaster, '98). 



iv. Bantry Bay (Humphreys, f. Jeffreys, '48 ; M'Andrew, f. Jeffreys, 

 '48, '67) : Dingle Bay (Leach, '52) : E. I. A. Exp., 1885, 



1886, 37i-79 fms. (Swanston, '86, Chaster, '98). 

 V. Var. rM/«. Birterbuy Bay (Barlee, f. Jeffreys, '48) : "Porcupine" 



Exp., 1869, 173-208 fms. (Jeffreys, '84). 

 vi. Bundoran (Belfast Mus., f. Praeger, '89). Var. nfa. Mulroy Bay, 

 dead (Praeger, '94). 

 Some of the localities assigned to the var. rufa may possibly 

 belong to the typical form. 



Distribution. — Loffoden I. to Mediterranean. Madeira. Canaries. 

 IS'.E. America. Florida and W. Indies (Dall). 



Turhonilla ladea (Linne). {Odostomia lactea, Jeffreys, B.C.) 

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



Generally distributed in the laminarian and coralline zones, and 

 common. 



Distribution. — Einmark to Mediterranean. Azores. Morocco, 

 Madeira. Canaries. 



Turhonilla fusilla (Philippi). (non Odostomia j)usilla^ Jeffreys, B.C.) 

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

 i. Church Bay, Eathlin I., one live and several dead specimens (Chas- 

 ter, '97b). 

 ii. Portmarnock (Marshall, '93) : Dublin Bay (Jeffreys, '48, sub 

 Odostomia lactea, var. d, Chaster, '97b). 



