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All species

Theodoxus fluviatilis	Acicula fusca	Viviparus viviparus	Assiminea grayana
Bithynia leachii	Bithynia tentaculata	Ecrobia ventrosa	Hydrobia acuta neglecta
Mercuria tachoensis	Peringia ulvae	Pomatias elegans	Potamopyrgus antipodarum
Truncatella subcylindrica	Acroloxus lacustris	Ampullaceana balthica	Galba truncatula
Stagnicola fuscus	Lymnaea stagnalis	Myxas glutinosa	Omphiscola glabra
Radix auricularia	Aplexa hypnorum	Physa fontinalis	Physella acuta
Physella gyrina	Ancylus fluviatilis	Anisus leucostoma	Anisus vortex
Bathyomphalus contortus	Ferrissia californica	Gyraulus crista	Gyraulus albus

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