548 Proceedings of the Royal Irish Academy. 



Odostomia Luhisi, Jefceys. 



.... v., vi. 



V. Off Connemara (Dodd and Mellors, f. Marshall, '90). 

 vi. BundoraD, in drift shell-sand (Waller, f. Jeffreys, '67). 

 Distribution. — Shetland to Mediterranean, 



Brachystomia pallida (Montagu). {Odostomia indlida, Jeffreys, B.C.) 

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



i. Off Eallycastle, dead (Chaster, '97a) : Belfast Lough, common : 

 Strangford Lough (Thompson, '56) : Ardmillan, Strangford 

 Lough, shell-sand (Praeger, '89). 



ii. Duhlin Bay (Turton, '19; Leach, '52; Kinahan, '61). 



iii. ?Off Hook Light, co. Wexford, 45-50 fms. (Walpole, '52) :'E. I. A. 

 Exp.,188o, 1886, off S. coast of Cork, 30-521 fms. (Chaster, '98). 



iv. E. I. A. Exp., 1885, 1886, shallow water to 25 fms. (Chas- 

 ter, '98). 



Y. Ai'an I. (Barlee, f . Jeffreys, '48) : Birterbuy Bay (Barlee, f . Jeffreys, 

 '48; Walpole, '52) : Connemara (Dublin^Mus., pres. by J. T. 

 Marshall). Var. crassa, Thompson. Birterbuy Bay (Barlee, f. 

 Jeffreys, '67): Eoundstone, a specimen (M'CaUa, f. Thompson, 

 '56). ' Monstr. Birterbuy Bay (Barlee, f. Jeffreys, '67). 



Ti. Xillala Bay (Miss A. Warren, '92) : Mulroy Bay, dead (Praeger, '94). 

 Distrihution. — Loffoden I. to Mediterranean. 



Brachystomia alhella (Loren). {Odostomia alhella^ Jeffreys, B. C.) 



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

 i. Groomsport, a single specimen in shell-sand (Praeger, '92a). 

 iv. E. I. A. Exp., 1885, S. entrance to Dursey Sound, 25 fms. (Chas- 

 ter, '98) : Kenmare Eiver (Praeger, '99). 

 V. Eoundstone (Jeffreys, '48). 



Distrihution. — Finraark to Mediterranean. Madeira. 



Brachystomia rissoides (Hanley). {Odostomia rissoides, 

 Jeffreys, B.C.) 

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

 i. Off Ballycastle, dead (Chaster, '97a) : Turbot Bank (Jeffreys, f. 

 Hyndman, '59). Yar. tiitida, Alder, and var. duiia, Jeffreys. 

 Turbot Bank (Jeffreys, f. Hyndman, '59). Yar. alia, Jeffreys. 

 Turbot Bank (Waller, f. Hyndman, '59). 



