340 
Rev. Canon Norman’s Revision 
Fam. 9. Otinidae. 
Genus Otina, Gray. 
260. Otina otis , Turton. 
Var. Candida. , Jeffreys. 
The variety from Sark ( Dr . Lukis . Mus. Norm.). 
Suborder III. HYGROPHILA. 
Fam. 10. Limnaeidae. 
Genus 1. Ancylus, Geoffroy. 
261. Ancylus Jluviatilis, Miill. 
Var. capuloides (Jan), Porro. 
Var. gibbosus , Bourg. 
262. Ancylus lacustris (Linn.). 
Genus 2. Limn^a, Lamarck. 
263. Limncea stagnalis (Linn.). 
264. Limncea palustris (Miill.). 
265. Limncea truncatula (Miill.). 
266. Limncea glabra (Miill.). 
267. Limncea auricularia (Linn.). 
268. Limncea peregra (Miill.). 
Genus 3. Amphipeplea, Nilsson. 
269. Amphipeplea glutinosa (Miill.). 
This has been added to the Irish fauna by Mr. C. Ashford, 
who has found it in the Newry Canal, near Knocbridge, Co. 
Down, and the River Brusna, King’s County (Journ. Conch, 
ii. p. 6). 
270. Amphipeplea involuta ) Thompson. 
Genus 4. Planorbis, Guettard. 
271. Planorbis corneus (Linn.). 
272. Planorbis contortus (Linn.). 
273. Planorbis carinaiuSj Miill. 
