Abundance: 3.55 to 7.80%

Latitudinal range: 38.9° to 39.0°

Habitats: (2) only

Found in two samples

United States: Hobson Site (Holocene), Scovill (Holocene)

See also Pleurobema, Pleurobema clava, Pleurobema pyramidatum, Pleurobema spp.