Abundance: 0.78 to 7.93% (median 2.81%)

Latitudinal range: 40.9° to 43.6°

Habitats: (3) only

Found in 3 samples

United States: Red Basin (UOloc 2495) (Middle Miocene), Observation Quarry (Middle Miocene), Martin Canyon Quarry A (Early Miocene)

See also Pseudotrimylus roperi, Pseudotrimylus sp.