Carinate Flat-top Snail

Neoplanorbis carinatus

Angled Flat-top Snail

Neoplanorbis smithi

Umbilicate Flat-top Snail

Neoplanorbis umbilicatus

Reginaia rotulata

Fish Lake Physa

Physella microstriata

Acorn Ramshorn

Planorbella multivolvis

Pleurobema altum

Pleurobema avellanum

Pleurobema bournianum

Pleurobema chattanoogaense

Pleurobema flavidulum

Pleurobema hagleri