Abundance: 0.82 to 5.88%

Latitudinal range: 41.2° to 43.4°

Habitats: (2) only

Found in two samples

United States: Mission Quarry (Late Miocene), Shoreline (Late Miocene)

See also Eucastor, Eucastor phillisi, Eucastor planus, Eucastor progressus, Eucastor typicus