LIST OF BRITISH LAND AND FRESHWATER MOLLUSCA. 49 



g V. albida jfeff. 



h m. scalariforme Jeff- 



Omphiscola Beck. 



44 Limncea glabra {Mull.\ 



b V. major Gassies. 

 c V. elongata Jeff, 

 d m. decollatum Nelson. 



ANCYLUS Oeoffroy. 



45 Ancylus fluviatilis Mtdl. 



b V. capuloides Jan, 

 c V. gibbosa Bourg. 

 d V. albida Jeff. 



Velletia Gray. 



46 Ancylus lacustris (Z. ). 



(5 V. compressa Jeff. 

 c V. Moquiniana Bourg. 

 d V. albida Jeff, 



TERRESTRIAL. 



ARIONID^. 



ARION Ferussac. 



47 Arion ater (Z.)- 



^ V. rufa (Z.). 



f V. succinea {Mull.'). 



d V. marginata Moq. 



e V. albolateralis Roebuck. 



f V. albida Roebuck. 



48 Arion hortensis Z>r. 



5 V. rufescens Moq, 



49 [Arion flavus {Mull.).'] 



GEOMALACUS Allman. 



50 Geomalacus maculosus Alhnan. 



LIMACID^. 



AMALIA itfog. 



51 Amalia gagates {Drap.). 



b V. plumbea Moq. 



52 Amalia marginata {Mull.). 



LIMAX Linne. 



53 Limax maximus Z. 



3 V. cinerea Moq, 

 c V. Ferrussaci Moq. 



54 Limax cinereo-niger fFi;^ 



b V. nigra ilZ^^, 



55 Limax flavus L. 



56 Limax agrestis Z. 



^ V. filans Hoy. 

 c V. punctata tI/u^'. 

 d V. nigra Butterell. 

 e V. lilacina 7l/b$'. 

 y V. albida Picard. 



57 Limax Isevis Mull. 



58 Limax tenellus yJZ2<//. 



59 Limax arborum B,-Ch, 



TESTACELLID^. 



TESTACELLA Cuv. 



60 Testacella haliotidea Drap. 



b V. scutulum Sow. 



61 Testacella Maugei Per. 



HELICID^. 



SUCCINEA Bra'p. 



62 Succinea putris (Z.) 



3i V. subglobosa y^ 

 c V. solidula ^^ 



63 Succinea virescens Morelet. 



(=S. putris V. vitrea Jeff.). 



64 Succinea elegans Risso. 



b V. minor Jeff. 



c V. ochracea Betta, 



d V. albida Taylor, 



e m. sinistrorsum Baud. 



65 Succinea oblonga Drap. 



VITRINA i>mi>. 



66 Vitrina pellucida Mull. 



b V. depressiuscula Jeff, 

 c V. Dillwynii Jeff. 



ZONITES Be Montfort. 



67 Zonites cellarius {Mull.). 



b V. complanata Jeff, 

 c V. compactay^^ 

 d V. albinos j^i?^. 



68 Zonites alliarius {Miller). 



b V. viridula Jeff. 



69 Zonites glaber {Stud.). 



70 Zonites nitidulus {Drap.). 



b V. nitens {Mich.), 

 c V. Helmii {Alder), 



71 Zonites purus {Alder). 



b V. margaritacea y^ 



72 Zonites radiatulus {Alder). 



b V. viridescenti-alba ^i?^ 



73 Zonites nitidus {Mull.). 



b V. albinos Moq, 



74 Zonites excavatus {Bean). 



b V. vitrina {Per.) 



75 Zonites crystallinus {Mull.). 



b V. complanata y^^ 



Conulus Fitzinger. 



76 Zonites fulvus {Mull.). 



b V, Mortoni {Jeff.). 

 c V, Alderi {Gray), 

 d V. viridula Taylor, 



