Latitudinal range: -29.8° to 44.7°

Found in 7 samples

Lesotho: Sehonghong (GAP) (Holocene), Sehonghong (SA) (Holocene)

Thailand: Doi Pha Kan (Late Pleistocene)

United States: Bluegrass (macro) (Holocene), Bluegrass (micro) (Holocene), Garden Creek Mound No. 2 (Holocene), Dead Indian Creek (Holocene)

See also Unionidae indet.