V. canigonensis (Boubee). 



V. cincta (Taylor). 



V. flavescens (Moq.). 

 Helix nifescens (Penn.). Oommon everywhere 



on hedgeroTTS, and in woods under moss 



and dead leaves. 



V. minor (Jeff.). 



V. rubens (Moq.). 



V. alba (Moq.). 

 Helix hispidii L. (H. concinna, Jeff.). Around 



Whalley ; very fine at Saltbill, Clitberoe. 

 Helix granulata (Alder) (H. sericea, Jeff.). 



Common, and very fine, at- Qerkbill and 



Whalley Nab ; also in Fence-lane, and in 



Long Dick Wood, near Hapton. 

 Helix fusea (Mont.). Clerkhill Wood. Very 



rare. 

 Buliminus obscurus (Mull.). Ightonhill and 



near Whalley. 

 Pupa cinerea (Drap.). A small colony foimd 



near Stonyhurst, probablj- introduced by 



some of the students from Franc© or Italy. 

 Pupa anglica (Fer.) (P. ringens, Jeff.). In 



Olerkhill Wood. Very rare. 

 Pupa cylindracea (Da Costa) (P. umbilicata, 



Drap.). Very abundant around Read and 



Wballey, also' in Padiham-road, near Palace 



House ; also in Byerden Lane and Fence. 



V. Curta (Westl.). 

 Vertigo alpestris (Alder). Clerkhill, very rare. 

 Vertigo substriata (Jeff.). Same as last. 

 Vertigo edentula (Drapi. ). Around' Whalley, 



and in Molly Wood, Rosegrove. Rare. 

 Balea, perversa (L.). There is a record of this 



species having been taken at Clerkhill by 



a Captain Brown, in 1847. It is now to 



be found at Downham. 

 Clausilia perversa (Pult.) (C. rugosa (Drap.) ). 



Very abundant around WnaUey, also in 



Molly Wood. 



V. gracilior (Jeff.). 



V. parvuJa (Turt). 

 Clausilia laminata (Mont.). Whalley, and at 



Cock Bridge. 



Azeca tridens (Pult.). At Read, also near 



Fence. 



V. crystallina (Dup.). 

 Cochlicopa lubrica (Mull.). Common every- 

 where on hedgerows and grassy banks. 



V. lubricoides (Fer.). 



y. hyalinia (Jeff.). 

 Succinea putris (L.). Common on the canal 



side, also in a swamp near Pendle stepping 



stones. 



y. vitrea (Moq.). Pond near Harwood. 

 Succinea elegans (Risso). Ai-ound the edges of 



ponds near Whalley, and at Gooseleach, 



Simonstone. 



V. Pfeifferi (Rossm.). 

 Carychium minimum (Mull.). Generally com- 

 mon on hedgebanks, and in woods, under 



moss and dead leaves. 

 Segmentina nitida (Mull.) (Planorbis lineatus, 



(Walker). Gooseleach, Simonstone ; also 



in pond near Harwood. 

 Planorbis fontanus (Lightfoot) PI. nitidus Jeff".). 



In the canal at' Rosegrove, ponds near 



Accrington, and stream near Carr Hall, 



Nelson. 

 Planorbis nautileus (L.). Gooseleach; also 



in a pond at Huncoat. 

 Planorbis dilatatus (Gould). In the Paper 



Works Lodge, at Stoneyholme ; also in the 



canal, near the Tunnel End, at Gannow. 

 Planorbis albus (L.). In the canal; also in a 



pond at Carey's Farm, at Ightonhill. 

 Planorbis parvus (Say) (PI. glaber, Jeff.). In 



the Paper Works Lodge, at Stoneyholme. 



Planorbis spirorbis (Mull.). In most pondi 



and roadside ditches in the district. 

 Planorbis vortex (L.). Ditch near Huncoat. 

 Planorbis carinatus (Mull.). In the canal, neap 



Rosegrove. 

 Planorbis umbilicatus (Mull.) PI. complanatus, 



Jeff.), in the canal, also in the lodge at 



Lowerhouse. 

 Planorbis comeus (L.). In the canal, near 



Gannow. 

 Planorbis contortus (L.). In a small swampy 



pond at Simonstone. 

 Bullinus hypnorum (L.). In a ditch at Ighton- 

 hill. 

 Physa fontinalis (L.). In a pond near Whalley. 

 Limnoea peregra (MuU.). In every pond and 



ditch in the district. Very variable, 



almost every pond having its own peculiar 



variety of form. 



V. ovata (Drap.). 



V. oblonga (Jeff.). 



V. diaphana (Parr). This variety has been 

 found in the cistern on the top of tie 

 engine house of Gannow Shed. 



V. labiosa (Jeff.). 



M. decollatum (Jeff.). In a pond near 

 Harwood. 

 Limnoea auricularia (L.). In the canal at 



Rosegrove, and in ponds near 01a.yton-le- 



Moors. 

 Limnoea stagnalis (L.). In the canal at Gannow. 

 Limnoea palustris (Mull.). In ponds near 



Accrington ; also near Whalley. 



V. elongata (Moq.). 

 Limnoea truncatula (Mull.). In a ditch at 



Ightonhill. 



V. microstoma (Drouet). In a small streauDi 

 at Green's Clough, near Portsmouth. 

 Limnoea glabra (MuU.). In a ditch at Huncoat. 

 Ancylus fluviatilis (L.). In a small stream at 



StonymooT, near Hapton, alsO' at Simon- 

 stone. 



V. Albida (Jeff.). At Chayton-le-Moors. 

 Very fine specimens. 

 Neritina fluviatilis (L.). In the canal at Brier- 

 field. 

 Viviparus contectus (Millet). In a pond at 



Huncoat ; also at Rishton. 

 Valvata piscinalis (Mull.). In the canal at 



Gannow, also in the Paper Works Lodge, 



at Stoneyholme. 

 Unio pictorum (L). In the canal at Rosegvove. 



V. latior (Jeff.). In canal, near Brierfield. 

 Anodonta cygnea (L). In the Lodge at 



Lowerhouse ; also, in the canal at Rosegrove. 



V. radiata (Mull.). 

 Anodonta anatina (L). In the canal, and in 



a mill lodge near Brierfield. 



V. Complanata (Rossm). 



V. radiata (Jeff.). 

 Sphoerium corneum (L.). Canal at Gannow; 



also at Gooseleach, Simonstone. 



V. flavescens (Macgill). 

 Sphoerium rivicola (Leach). In the canal, at 



Rosegrove. 

 Sphoerium pallidum (Gray) (S. ovale, Jeff.). In 



the canal at Rosegrove ; also at' Clayton-le- 



Moors. 

 Sphoerium lacustre (Mull.). In the Paper 



Works Lodge, at Stoneyholme. 

 Pisidium amnicum (Mull.). In the river at 



Pendle Bridge. 

 Pisidium fontinale (Drap.). Ditch in IghtonhiU. 



Park Lane. 

 Pisidium pusillimi (Gmelin). Ditch near Simon- 

 stone, also in pond near Rosegrove. 

 Dreissena polymorpha (Pail.). In the Lodge, 



at Lowerhouse. 



