22 18 Proceedings of the Royal Irish Academy. 



Odostomia conspicua Alder. W. Bare : one mature but not quite perfect 



shell, 5 - 5 mm . in length, dredged in 10 f. off Light-house Cove, 1910. 



An addition to Marine Province V. Irish records for this species, the 



largest of the true Odostomias, are very few, the present making only 



the fourth. 

 0. conoidea (Brocchi) . M. Bare : twice dredged in the bay, 2 shells in 



16 f. and 6 in 19 t, the largest 4"5 mm. in length. 

 Brachystomia pallida (Montagu). {Odostomia,.) M. E. Bare : taken in 2 



dredgings, 1 shell in 10 f. in the bay, and 4 in 5 f . in Inishlyre Roads. 

 B. rissoides (Hanley). {Odostomia.) W. Bare : 5 shells in 10 f. off Light- 

 house Cove. 

 Liostoma clavula (Loven). (Odostomia.) M. Bare: 1 shell dredged in 14 f. 



in the bay, 1910. 

 Ondina diaphana (Jeffreys). {Odostomia.) M. Bare : a single shell dredged 



in the bay in a haul in from 10-12 f., 1910. 

 0. divisa (J. Adams). {Odostomia insculpta.) AV. M. E. Bather rare: taken 



in 4 dredgings, 5-19 f., and in a shore-gathering at Dorinish, a total of 



27 shells. 

 Pyrgulina decussata (Montagu). (Odostomia) W. M. E. Xot infrequent: 



dredged 4 times, 5-19 f .. a total of 42 shells, as many as 24 in one haul in 



5 f. off Inishlyre. 

 P. spiralis (Montagu). (Odostomia.) AV. M. E. Frequent in 4 dredgings, 



2-19 f., a total of 144 shells, of which 78 were taken in a 10 f. haul off 



Light-house Cove. 

 P. interstincta (Montagu). {Odostomia.) AA T . M. Bare: in 2 dredgings only, 



1 shell hi 10 f., and 3 in 19 f. 

 P. indistincta (Montagu). {Odostomia . ) AV. M. Frequent in 4 dredgings 



6-19 1, a total of 77 shells. 

 P. scalaris (Philippi). (Odostomia.) AA T . M. Bare: 4 shells taken in 10 f. off 



Light-house Cove, and 2 juvenile shells and a fragment in 10 f. in the bay. 



The largest of the 6 examples taken of this rare and beautifully sculptured 



shell measured 5 mm. in length. 

 P. interrupta (Totten). {Odostomia ruf "a var. fidvocineta.) W. M. E. Bather 



rare : in 3 hauls, 6-19 f., a total of 16 shells. Also taken living at low 



tide at Annagh Island and at Inishimmel, a single specimen in each 



station. The largest of the 16 shells taken was 11 mm. long. 

 Turbouilla lactea (Linne). (Odostomia.) M. E. Xot infrequent : a total 



of 14 shells taken in 3 hauls in the bay, 5-19 f., and 19 shells in 



drift-material at Dorinish. 

 Eulimella acicula (Philippi). (Odostomia.) M. Bather rare: dredged 3 times, 



10-19 f., a total of 18 shells, the largest 5 mm. long. 



