552 Proceedings of the Royal Irish Academy. 



Pyrgulina decussata (Montag-u). {Odostomia decussata, Jeffreys, B. C.) 



i., ii., iii., ir., v., vi. 



i. Turbot Bank, dredged sand (Jeffreys, f. Uyndman, '59) : co. 



Antrim (Belfast Mus., f. Praeger, '89). 

 ii. Portmaruock, rare (Brown, '18): Dublin Bay (Turton, '19; 



Kinaban, '61). 

 iii. South of Ireland (Leach, '52): P.. I. A. Exp., 1886, Glandore 

 Harbour, 4 fms., and off S. coast of Cork, 52i fms. (Chaster, 

 '98, A. E. N.). 

 iv. Bantry Bay (Jeffreys, '67): P. I. A. Exp., 1885, 5-79 fms. 



(Chaster, '98). 

 Y. Aran I. (Barlee, f. Jeffreys, '48) : Connemara (Dublin Mus.,^ 



pres. by J. T. Marshall). 

 vi, Bundoran (Waller Coll. in Dublin Hus.). 

 Distrilution. — Shetland to Mediterranean. 



Pyrgulina sjnrcdis (Montagu). {Odostomia spiralis, Jeffreys, B. C.) 

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



i. Magilligan, very sparingly in shell-sand (Miss Moody, f. Thompson,. 



'56): off Ballycastle, dead (Chaster, '97a): Turbot Bank, 



dead, and off Black Head, 25 fms. (Hyndman, '58, '59) : off 



entrance to Strangford Lough, 12-15 fms., dead, rare (Dickie, 



'58). 

 ii. Portmaruock (Warren, f. Thompson, '56) : Dublin Bay (Waller, f. 



Kinahan, '61). 

 iii. Cork Harbour (Jeffreys, '48) : E. I. A. Exp., 1885, 1886, Glandore 



Harbour, 4 fms., and off S. coast of Cork, 30-55-|- fms. 



(Chaster, '98). 

 iv. Bantry Bay (Jeffreys, '48) : Dingle Bay, 54 fms. (Adams, f. 



More, '70): R. I. A. Exp., 1885, 1886, 5-110 fms. (Swanston, 



'86, Chaster, '98). 

 V. Bii-terbiiy Bay (Barlee, f. Jeffreys, '48) : Eoundstone (D'i\a'cy W. 



Thompson). 

 vi. Carrahubbuck, sparingly (Miss A. Warren, '92) : Sligo (Dublin 



Mus., pres. by J. T. Marshall) : ? Bundoran (Thompson, '56) : 



Mulroy Bay, dead (Praeger, '94). 

 Pistribution. — Einmark to Mediterranean. 



