Abundance: 0.15 to 0.19%

Latitudinal range: 42.2° to 44.7°

Habitats: (2) only

Found in two samples

United States: Cedar Point Quarry (Late Palaeocene), Chappo Type Locality (Late Palaeocene)

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