Virginia Species Gallery: Freshwater Gastropods of Virginia

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Virginia Species Gallery

Atlantic Drainages

Viviparidae
Campeloma decisum 24.5 mm	Lioplax subcarinata 14.3 mm	Viviparus georgianus 30.3 mm
Cipangopaludina japonica 55.4 mm		Cipangopaludina chinensis 47.5 mm
Valvatidae
Valvata bicarinata 3.7 mm		Valvata tricarinata 5.2 mm
Pleuroceridae
Pleurocera catenaria catenaria 17.4 mm	Pleurocera catenaria dislocata 19.5 mm	Pleurocera proxima 17.7 mm
Pleurocera virginica 24.0 mm	Pleurocera shenandoa 18.1 mm	Leptoxis carinata 13.3 mm
Pomatiopsidae
	Pomatiopsis lapidaria 5.7 mm
Hydrobioids
Amnicola limosa 3.8mm	Lyogyrus granum 2.6 mm	Somatogyrus virginicus 3.6 mm
Littoridinops tenuipes 3.4 mm	Gillia altilis 7.5 mm	Marstonia lustrica 4.6 mm
Fontigens nickliniana 3.6 mm	Fontigens orolibas 3.1 mm	Fontigens bottimeri 1.9 mm
Fontigens morrisoni 2.6 mm	Fontigens tartarea 1.8 mm	Holsingeria unthanksensis 3.0 mm
Bithyniidae
	Bithynia tentaculata 11.7 mm
Lymnaeidae
Lymnea columella 10.4 mm	Lymnaea caperata 9.7 mm	Lymnaea humilis 5.9 mm
Physidae
Physa acuta 8.3 mm	Physa pomilia 6.7 mm	Physa gyrina 11.5 mm
Physa carolinae 12.0 mm		Aplexa hypnorum 12.6 mm
Planorbidae
Helisoma trivolvis 18.5 mm	Helisoma anceps 8.4 mm	Gyraulus deflectus 3.8 mm
Gyraulus parvus 2.9 mm	Menetus dilatatus 2.4 mm	Promenetus exacuous 3.5 mm
	Planorbula armigera 7.1 mm
Ancylidae
Ferrissia rivularis 4.5 mm	Hebetancylus excentricus 7.2 mm	Laevapex fuscus 5.9 mm
	Ferrissia fragilis 3.1 mm