Abundance: 0.01 to 53.26% (median 0.62%)

Latitudinal range: 29.0° to 56.3°

Habitats: (43), temperate wetland (1)

Found in 44 samples

Canada: Charlie Lake Cave (Zone IV) (Holocene), Keffer (Midden 57, screened) (Holocene), Keffer (Midden 57, floated) (Holocene), DjPp-8 (level A) (Holocene), DjPp-8 (level B) (Holocene), Irving-Johnston (Holocene), Spillsbury Bay (Holocene), Caverne de la Mine (lower infill) (Holocene), Caverne de la Mine (upper infill) (Holocene)

France: Massereau

United States: Ardis (Late Pleistocene), Crystal Ball Cave (Late Pleistocene), Silver Creek (Late Pleistocene), Vess Cave (Late Pleistocene), Ripplemead (Late Pleistocene), Bat Cave (Late Pleistocene), Bluegrass (macro) (Holocene), Dust Cave (Zones T and U) (Holocene), Hulme Site (Holocene), McIntosh (Holocene), McKinley Site (Zone A) (Holocene), McKinley Site (Zone B) (Holocene), Watson Brake (6.4 mm fraction) (Holocene), Weber I (Middle Archaic) (Holocene), Weber I (Late Archaic) (Holocene), Dead Indian Creek (Holocene), Itasca Bison Site (Holocene), Pine Hill (Holocene), Otter Creek No. 2 (Zone 3) (Holocene), Cole Gravel Pit (Holocene), Scovill (Holocene), Prairie Creek (Zone D) (Late Pleistocene), Robinson Cave (Late Pleistocene), Meyer Cave (Holocene), Polecat Creek (alluvial gravel) (Late Pleistocene), Prairie Creek (Zone C) (Pleistocene - Holocene), Prairie Creek (Zone B) (Holocene), New Paris Sinkhole No. 4 (Late Pleistocene), Natural Chimneys (Late Pleistocene), Flagg Swamp Rockshelter (Archaic) (Holocene), Bogue Chitto Creek (Late Pleistocene), Marmes Rockshelter (Harrison horizon) (Pleistocene - Holocene), Cumberland Cave (Middle Pleistocene), Inglis 1C (Early Pleistocene)

See also Ondatra annectens, Ondatra idahoensis, Ondatra sp., Ondatra zibethicus