Abundance: 1.82 to 1.91%

Latitudinal range: 36.1° to 39.1°

Habitats: (2) only

Found in two samples

United States: Higgins Quarry B (MWSU collection) (Late Miocene), WaKeeney (UM-K6-59) (Late Miocene)

See also Heteromyinae indet.