Abundance: 2.12 to 7.12% (median 2.73%)

Latitudinal range: 42.6° to 43.6°

Habitats: (3) only

Found in 3 samples

United States: Pratt Quarry (Middle Miocene), Red Basin (UOloc 2495) (Middle Miocene), Quartz Basin (UOloc 2465) (Middle Miocene)

See also Eucastor planus, Eucastor progressus, Eucastor typicus