A HISTORY OF WARWICKSHIRE Helix nemoralis, Linn. hortmsis, Mall. Buliminus abscurus (Mall.). Solihull ; Kenil- worth ; Whitchurch CochKcopa lubrica (Mall.) Avca tridens (Pult.). Knowlc; Birmingham; Sutton Coldfield ; Kenilworth CiecUiantlla acicula (Mall.). Ettington Pupa cylindracta (Da C.). Birmingham ; Alcester ; Kenilworth muscerum (Linn.). Warwick Sphyradium edtntulum (Drap.). Solihull ; War- wick Vertigo pygmita (Drap.). Rugby ; Knowle ; Warwick - pusilla, Mall. Solihull Balea perversa (Linn.). Fenny Compton ; Wood lows, Warwick Clausilia bidentata (StrGm.). Bearley ; Soli- hull ; Rugby ; Kenilworth - rolphii, Gray. Bearley Succinea putris (Linn.) b. BASOMMATOPHORA Carychium minimum, Mttll. Solihull ; Rugby ; Kenilworth ; Warwick dncy/us fluviatilis, Mull. Velletia lacustris (Linn.). Sutton Coldfield ; River Avon, Ashow ; Warwick Limntea auricularia (Linn.) pereger (Mall.) palustris (Mall.) truncatula (Mall.) stagnalis (Linn.) Planorbif corneus (Linn.) albus, Mall. glaber, Jeff. Sutton nautileus (Linn.) carinatus, Mall. marginatus, Drap. vertex (Linn.) spirariis, Mall. contortus (Linn.) - fontanus (Lightf.). Sutton Coldfield Physa fontinalis (Linn.) hypnorum (Linn.). Birmingham ; Kenil- worth II. PROSOBRANCHIATA Bithynia tentaculata (Linn.) leachii (Shepp.). Plants' Brook, Minworth Vivipara vivipara (Linn.). Birmingham ; Rugby Valvata piscina/is (Mttll.) cristata, Mall. Canal at Warwick Neritina fluwatilh (Linn.). River Tame, Aston ; Rugby ; River Avon, Kenil- worth B. PELECYPODA Dreissensia polymorpha (Pall.). Birmingham ; Rugby ; Stratford Canal ; Warwick Unto pictorum (Linn.) - tumidus, Retz. Birmingham ; Whitchurch Anodonta cygntea (Linn.) Sph&rium rivico/a (Leach). Rugby corneum (Linn.) ovale(Fir.), Canal near Olton, Birmingham Sphatrium lacustre (Mall.). Sutton Coldfield Pisidium amnicum (Mall.) pusillum (Gmel.) nitidum, Jenyns fontinale (Drap.) milium (Held.). Sutton Coldfield ; Hill Morton 68 I
