Abundance: 0.19 to 4.19% (median 2.48%)

Latitudinal range: 41.5° to 46.2°

Habitats: (6) only

Found in 6 samples

United States: Douglass Quarry (Middle Palaeocene), Princeton Quarry (Late Palaeocene), Holly's Microsite (Late Palaeocene), Shotgun (Carnegie Museum) (Middle Palaeocene), Big Multi Quarry (Late Palaeocene), Y2K Quarry (Late Palaeocene)

See also Microcosmodon conus, Microcosmodon rosei, Microcosmodon sp., Microcosmodon woodi