514 Proceedings of the Royal Irish Academy. 



iv. R.I. A. Exp., 1885, Berehaven, 5 fms., andDursey Sound, 25 fms. 



(Chaster, '98) : Berehaven (Marshall, '99). Yar. tenuicula. 



Berehaven (Marshall, '99). 

 Y. Aran I. (Barlee, f. Forbes & Hanley, '53) : Connemara (Dodd and 



Mellors, f. MarshaU, '90 ; Marshall, '99). 

 Distrilution. — Shetland to Mediterranean. Madeira. 



Pherusina minima (J eSvejs). {Oclostomia minima, Jeffreys, B. C.) 



i., . . iv., v., . 



i. Off Ballycastle, dead (Chaster, '97a). 

 iv. E.I. A. Exp., 1885, Berehaven, 5 fms., a single specimen (Chaster, 



'98). 

 V. Koundstone (Standen, '95) : between Bunowen and Slyne Head 

 (Welch, '96) : off Connemara (Dodd and Mellors, f. Marshall, 

 '90). 

 Listrihution. — Shetland to Mediterranean. 



Family. — jS'aticid^. 



Amauropsis islandica (Gmelin). [Natica islandica, Jeffreys, B.C.) 



i., . iii., ... 



i. Belfast Lough, a single young specimen, dead (Jeffreys, f. Hynd- 

 man, '60) ; probably a quaternary fossil. 

 iii. Cork (Humphreys, f. Jeffreys, '67). 



Distrilution. — Arctic seas in both hemispheres to British Isles and 

 New England. 



Lunatia sordida (Philippi). {Natica sordida, Jeffreys, B.C.) 

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



i. Strangford Lough, 7-25 fms., and off entrance, 18-20 fms., dead, 



very rare (Dickie, '58). 

 ii. Off Dublin coast, 60 fms. (Walpole, '53) : Dublin Bay (Jeffreys 



Cab., f. Thompson, '56 ; Kinahan, '61) : Dalkey Sound (Waller 



Coll. in Dublin Mus.). 

 iii. Off Saltee I., 40 fms. (Walpole, '52): Youghal (Miss M. 



Ball, f. Thompson, '40) : Cork (Humphreys, f. Jeffreys, '67) : 



between Baltimore and Cape Clear (M'Andrew, f. Jeffreys, 



'67): E.I. A. Exp., 1885, off Baltimore, 30 fms. (Swanston, 



'86, Chaster, '98). 



