LIST OF BRITISH LAND AND FRESHWATER MOLLUSCA. 5 1 



g V. fulva Moq. 



h V. alba Picard. 



i V. obliterata Picard. 



96 Helix ericetorum Mull. 



b V. minor Aloq. 

 c V. instabilis Ziegl. 

 d V. leucozona Moq. 

 e V. alba Charp. 

 f m. sinistrorsum Jeff. 



Patula Held. 



97 Helix rotund ata yi/«//.. 



d V. minor yeff. 

 c V. pyramidalis yeff. 

 d V. Turtoni Flan, 

 e V. alba Moq. 



98 Helix rupestris Drap. 



b V. viridescenti-alba yeff. 



99 Helix pygmjea Drap. 



Vallonia Risso. 

 100 Helix pulchella Mnll. 



b V. costata Mull. 



Campylma Reck. 

 loi Helix lapicida Z. 



(5 V. minor Moq. 

 c V. albina Menke. 



Gonostoma Held. 



102 Helix obvoluta Afull. 



BULIMUS ScopolL 

 Cochlicella Risso. 



103 Bulimus acutus (3fiill.). 



b V. inflata Moq. 

 c V. bizona Moq. 

 d V. strigata Menke. 

 e V. articulata Lam. 

 f V. nigrescens Taylor, 

 g V. alba Neqicien. 



NapoBus Albers. 



104 Bulimus montanus Drap. 



b V. albinos Moq. 



105 Bulimus obscurus {Mull.). 



b V. albinos Moq. 



Opeas Albers. 



106 [Bulimus Goodallii Mull.] 



PUPA Lam. 



Torquilla. Studer. 



107 Pupa secale Drap. 



b V. edentula Taylor, 

 c V. Boileausiana Charp. 

 d V. alba yef. 



Lauria Gray. 



108 Pupa ringens yeff. 



b V. pallida yeff. 



109 Pnpa umbilicata Drap. 



b V. edentula Moq. 

 c V. Sempronii Charp. 

 d V. albina Aloq. 



Pupilla Gray. 



no Pupa marginata Drap. 



b V. bigranata Rossni. 

 c V. edentula Moq. 

 d V. albina Menke. 



VERTIGO Mull. 

 Isthinia Gray. 



111 Vertigo antivertigo {Drap^. 



b V. octodentata Stud. 



112 Vertigo I.illjeborgi Westerlund. 



( = Moulinsiana yeff. non Dup.) 

 b bidentata yeff. 



113 Vertigo Moulinsiana {Dtp.) non yeff 



114 Vertigo tumida Westerlund. 



115 Vertigo pygmsea {Drap.~). 



b V. pallida yeff. 



c V. quadridentata Stjid. 



116 Vertigo alpestris yi/a'^r. 



117 Vertigo substriata (y^). 



Vertilla Moquin-Tandon. 



118 Vertigo pusilla Afull. 



119 Vertigo angustior yeff. 



120 Vertigo edentula (Drap.). 



b V. columella ( VonMarf.). 



121 Vertigo minutissima {Hartm.). 



BALEA Prideaux. 



122 Balea perversa (Z.). 



b V. viridula yeff. 

 c V. simplex Moq. 



CLAUSILIA Brap. 

 Iphigena Gray. 



123 Clausilia rugosa (Drap.). 



b V. dubia Drap. 

 c V. Everetti {Miller. ) 

 i/ V. gracilior yeff. 

 e V. tumidula yeff. 

 f V. Schlechtii Zelebor. 

 g V. albinos 71/(7^. 

 /z m. dextorsum yeff. 



124 Clausilia Rolphii Gray. 



b V. pellucid a Taylor. 



125 Clausilia biplicata (Mont.). 



b V. Nelsoni J^/^ 



