Taxa Count: 42
COCHLICOPIDAE
DISCIDAE
HELICARIONIDAE
LYMNAEIDAE
Galba hendersoni
Galba obrussa
Galba techella
Hinkleyia caperata
Ladislavella elodes
OREOHELICIDAE
PHYSIDAE
Physa powellii
PISIDIIDAE
PLANORBIDAE
Planorbis similaris
PUPILLIDAE
Pupilla blandii
SUCCINEIDAE
Succinea grosvenorii
THYSANOPHORIDAE
Microphysula ingersollii
VALLONIIDAE
VALVATIDAE
VERTIGINIDAE
Vertigo rowellii
VITRINIDAE
ZONITIDAE