550 Proceedings of the Royal Irish Academy. 



\_Ondina nitens (Jeffreys).] 



. . . . Y., . 



Y. "Porcupine" Exp., 1869, 422 fms. (Jeffreys, '84). 



Distribution. — Faroe Channel. W. Ireland to Mediterranean. 

 Azores. Deep water. 



Ondina diaiyJiana (Jeffreys). {Odostomia diaphcma, Jeffreys, B. C.) 



• • iii-5 iv., v., . 



iii. R. I. A. Exp., 1886, off S. coast of Cork, 521 fms. (Chaster, 



'98). 

 iy. 11. I. A. Exp., 1885, 5-48 fms. (Swanston, '86, Chaster, '98). 

 Y. Off Connemara (Dodd and Mellors, f. Marshall, '90) : Eoundstone 

 (Standen, '95) : bet\veen Bunowen and Slyne Head ("Welch, 

 '96). 

 Distribution. — IS'orway to Bay of Biscay. ? Mediterranean. 



Ondina divisa (J. Adams). {Odostomia inscidpta, Jeffreys, B. C.) 



i., ii., iii., iv., y., vi. 



i. Off Ballycastle, living (Chaster, '97a) : Turbot Bank, dredged 



sand (Jeffreys, f. Hyndman, '59). 

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

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



coast of Cork, 30-551 f^s. (Chaster, '98). 

 iv. E. I. A. Exp., 1885, 1886, 10-79 fms. (Chaster, '98). 

 Y. Eoundstone (D'Arcy W. Thompson) : between Bunowen and Slyne 



Head (Welch, '96). 

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

 Dublin Mus.) : Mulroy Bay, dead (Praeger, '94). 

 Distribution. — Iceland, Loffoden I. to Portugal. 



Ondina obliqua (Alder). {^Odostomia obliqua, Jeffreys, B. C.) 

 . . iii., iv., . Yi. 



iii. Cork Harbour (Jeffreys, '48 ; Wright & Carroll, '52). 

 iY. Bantry Bay (Jeffreys, '48). 



vi. West of Ireland [prob. Bundoran] (Thompson, f. Alder, '44) : 

 Bundoran, two specimens (Thompson, '44a). 

 Distribution. — Sweden to Brittany. ? Mediterranean. 



