150 PAPERS, ETC. 



decaying leaves. In a pond at Yiitton, and another at 

 Weston-in-Gordano. 



Genus LiMNiEUS. Draparnaud. 



L. pereger, Müller. Veiy abundant and variable. In 

 brackish water the mouth is often greatly expanded. 



L. acutus, Jeffreys. Among rejectamenta of the river 

 at Uphill. 



L. auricularms, Linnajus. Ilellx auriculai'Ia, ]\Iat. and 

 Eack., Trans. Linn. Soc., vol. vüi. p. 221, Taunton. — 

 Eev. ^y. R. Crotch. In the Froom. — Miller. 



L. stagnalis, Linnteus. Very abundant in rhlnes, 

 ditches and ponds. We found a reversed specimen in 

 Kenn Moor. 



L. truncatalus, Müller. Hellx fossarla, Mat- and Hack., 

 Trans. Linn. Soc, vol. vüi. p. 217. Common on mud at the 

 sides of rhines, ponds and rivers. 



L. fflaber, Müller. Messi's. Forbes and Hanley write of 

 this Limna3U3 " It occurs in several of our southern counties, 

 especially in Wilts and Somerset.'" 'We have never suc- 

 ceeded in finding it, and It should probably be Ijoked for 

 on the eastern side of the county. 



L. palustris, Linnosus. Helix palustris, Mat. and Rack., 

 Trans. Linn. Soc, vol. viil., p. 216. Frequent and widely 

 distributed. 



Genus AxcTLUS. Geoffroy. 



A.fluviatilis, Müller. Patella läcustris, Mat. and Eack., 

 Trans. Linn. Soc, vol. vüi., p. 232. West Mead Rhine, 

 Yatton, and the river at Clevedon. A pure white variety 

 in a stream of water at the foot of Dulcot Hill, near Wells. 



A. oUongus, Lightfoot. Patella oblonga, Mat. and 

 Rack., Trans. Linn. Soc, vol. viü., p. 233. Local. The 

 Avon, near Bath. — A. M. N. In the River Froom. — 

 Miller. Bridswater. Rev. W. R. Crotch. 



