HAND LIST OF THE NON-MARINE MOLLUSCS 

 OF ESSEX. 



The species living in the County are marked with a cross ( + ); those 

 found fossil, with a star (*). Extinct Forms are in Roman typa. 



A. GASTROPODA. 



I. PULMONATA. 



a. Stylommatophora 



Testacella — 



maugci, Fer. 

 + haliotidca, Drap. 

 + scittulnm. Sow. 

 Limax — 



+ maximus, Linn. 

 + fluvus, Linn. 

 + arZ*o;H;K,Bouch. -Chant 



hcdleyi, Coll. 

 Agriolimax — 

 -f *agrcstis, Linn 

 + lavis, Mull. 

 Amalia — 

 + sowerbii, Fer. 



gagates, Drap. 

 Vitrina — 

 + pcUucida, Mull 

 Vitrea — 

 + *aystalliiia, Mull. 



liicida, Drap. 

 + alliaiia, Miller 

 + glabra, Brit. Auct. 

 + *cellana. Mull. 

 + *nitidula, Drap. 

 + *puya. Aid. 

 -f *radiatula, Aid. 

 *excavata. Bean 

 + *nitida, Miill 

 + *fulva. Mull. 

 Arion — 

 + ater, Linn. 



eloiigatits, Coll 



flagdlus, Coll. 

 + hortensis, Fer. 

 -f circumscriptus, John. 



intermedius. Norm. 



lusitanicus, Mab. 

 + subfuscus, Drap. 

 Geomalacus — 



vmculosiis, Allman 

 Punctum — 

 _l_ *pygiuaeum, Drap. 

 Pyramidula — 

 + riipestiis, Drap. 

 *ruderata, Stud. 

 + *yotiindata, Miill. 

 Eulota— 



*fruticum, Miill, 



Helicella — 



+ *vii'gata, Da. C. 



+ *itaia Linn. 



+ *capcrata, Mont. 



barbura, Linn. 

 + cantiaiia, Mont. 

 + *iaiihusiaiia, Miill. 

 Hygromia — 

 + fiisca, Mont. 

 + *granulata, Aid. 

 + *hispida, Linn. 



rcvehita, Fer. 

 + *rnfcsceHS, Penn. 



umbrosa, Partsch 

 Acanthinula — 

 + *acuhata, Miill. 

 *lameUata, Jeff. 

 Vallonia — 

 + *puhhella, Miill. 

 Helicodonta — 



obvoliita, Miill. 

 Helicigona — 

 + *lapicida, Linn. 

 + *arbustonim, Linn. 

 Helix- 



+ *aspei'sa, Miill. 

 + pomatia, Linn. 

 + *nemoralis, Linn. 

 -I- *hortensis, Miill. 



pi Sana, Miill. 

 Buliminus — 

 + *)iioiitainis, Drap. 

 -f *obscinus, Miill. 

 Pupa — 



secale, Drap. 

 *anglica, Fer. 

 + *cylindracea, Da. C. 

 + *muscoyum, Linn. 

 Sphyradium — 

 + *edcnt Ilium, Drap. 

 Vertigo — 



*minutissima, Hartm. 

 + *antivertigo Drap. 

 + *substyiata, Jeff. 

 + *pygmaea, Drap. 

 *alpestris, Alder 

 -I- *muulinsiana, Dup. 

 + *pusilla, Miill. 



*angustior, Jeff. 

 Balea— 

 + * perversa, Linn. 



