630 Proceedings of the Royal Irtxh Academy. 



ii. Dublin Bay (Waller, f. Kinahan, '61). 



iii. E. I. A, Exp., 1885, 1886, Glandore Harbour, 4 fms., and oS 

 S. coast of Cork, 30-54 fms., valves (Chaster, '98). Yar. 

 convexa, Alder. E. I. A. Exp., 1885, 1886, ofi S. coast of 

 Cork, 30-54 fms., valves (Chaster, '98). 

 iv. Bantry Bay (Lyons, f. Eorbes & Hanley, '53) : E. I. A. Exp., 

 1885, 1886, 31-48 fins., valves (Chaster, '98). Yar. comexa. 

 Bantry Bay (IT'Andrew, f. Eorbes & Hanley, '53) : R. I. A. 

 Exp., 1885, 1886, 1888, 3^-48 fms., valves (Chaster, '98). 

 V, Aran I. (Barlee, f. Jeffreys, '58) : Eoundstone (Standen, '95). 

 Nav. convexa. Aran I. (Barlee, f. Jeffreys, '58). 'YsiV. pisi- 

 dialis, Jeffreys. Connemara, 12 fms. (Marshall, '97). 

 vi. Killala Bay (Aliss A. Warren, '92). 



Distribution. — JN'orway to Mediterranean. 



Lejyton Clarhice, Clark, 

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



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

 iii. E. I. A. Exp., 1885, 1886, Lough Hyne, and off Baltimore, 30 



fms., valves (Chaster, '98). 

 iv. Bantry Bay, dead specimens only or valves (Marshall, '97) : 

 E. I. A. Exp., 1885, 1886, Berehaven, 5-25 fms., Yalentia 

 Harbour, between tides, and 37^-44 fms., valves (Chaster, '98). 

 V. Aran I. (Barlee, f. Jeffreys, '63) : Eoundstone (Standen, '95) : off 

 Connemara, not uncommon (Dodd and Mellors, f . Marshall, '90). 

 vi. Killala Bay (Miss A. "Warren, '92) : Bundoran (Waller Coll. in 

 Dublin Mus.) : Mayo, Sligo, Bundoran (Marshall, '97) : Port- 

 salon, Donegal (Standen, '94), 

 Distribution. — Shetland to Channel Isles. 



Lepton obliquatiwi, Monterosato. 

 i., . . iv., . . 

 i. Church Bay, Eathlin I., eleven valves (Chaster, '97b). 

 iv. E. I. A. Exp., 1885, 1886, 10-44 fms., valves (Cliaster, '98). 

 Distribution. — Ireland. Mediterranean. 



Eamily. — Galeommid^. 



Galeomma Turtoni, Sowerby. 



i., . iii., . v., . 



i. Off Ballycastle, a broken valve (Chaster, '97a). 



iii. ITymph Bank, an imperfect valve (M'Andrew, f. Thompson, '56). 



I 



