Abundance: 0.08 to 24.38% (median 2.71%)

Latitudinal range: 32.2° to 43.8°

Habitats: (14) only

Found in 14 samples

Canada: Keffer (Midden 57, screened) (Holocene), Keffer (Midden 57, floated) (Holocene), Irving-Johnston (Holocene)

United States: Dust Cave (Zones T and U) (Holocene), McIntosh (Holocene), McLelland (Holocene), Croley-Evans (Holocene), Watson Brake (6.4 mm fraction) (Holocene), Watson Brake (3.2 mm fraction) (Holocene), Hobson Site (Holocene), Edwin Harness Mound (Holocene), Hale Farm (Holocene), Cole Gravel Pit (Holocene), Sunshine Locality (Unit E) (Late Pleistocene)

See also Catostomidae