Abundance: 0.65 to 9.38% (median 1.03%)

Latitudinal range: 41.6° to 46.2°

Habitats: (4) only

Found in 4 samples

United States: Scarritt Quarry (Early Palaeocene), Douglass Quarry (Middle Palaeocene), Shotgun (Carnegie Museum) (Middle Palaeocene), Little Muddy Creek (Middle Palaeocene)

See also Chriacus, Chriacus badgleyi, Chriacus baldwini, Chriacus calenancus, Chriacus oconostotae, Chriacus punitor, Chriacus sp.