Abundance: 0.20 to 3.26% (median 1.12%)

Latitudinal range: 44.9° to 46.2°

Habitats: (3) only

Found in 3 samples

United States: Gidley Quarry (Early Palaeocene), Rock Bench Quarry (Early Palaeocene), Bear Creek (Late Palaeocene)

See also Aphronorus, Aphronorus fraudator