Abundance: 1.25 to 3.85% (median 2.51%)

Latitudinal range: 11.0° to 48.5°

Habitats: (5) only

Found in 5 samples

Austria: Atzelsdorf (Late Miocene)

Iraq: Jebel Hamrin Sud (Late Miocene)

United States: Watson Brake (6.4 mm fraction) (Holocene), Antelope Creek (SDSM V582) (Late Eocene)

Vietnam: An Son (Holocene)

See also Trionychidae indet.