Abundance: 1.42 to 24.22% (median 14.15%)

Latitudinal range: 42.2° to 44.7°

Habitats: (4) only

Found in 4 samples

United States: Cedar Point Quarry (Late Palaeocene), Chappo Type Locality (Late Palaeocene), Divide Quarry (Middle Palaeocene), Croc Tooth Quarry (Late Palaeocene)

See also Ptilodus, Ptilodus gnomus, Ptilodus montanus, Ptilodus sp., Ptilodus sp. 1, Ptilodus sp. 2, Ptilodus sp. C, Ptilodus tsosiensis, Ptilodus wyomingensis