Abundance: 0.13 to 2.25% (median 0.29%)

Latitudinal range: 42.2° to 46.2°

Habitats: (8) only

Found in 8 samples

France: Sainte-Eulalie (Early Eocene)

United States: Gidley Quarry (Early Palaeocene), Silberling Quarry (Early Palaeocene), Scarritt Quarry (Early Palaeocene), Douglass Quarry (Middle Palaeocene), Bear Creek (Late Palaeocene), UMMP SC-4 (Early Eocene), Chappo Type Locality (Late Palaeocene)

See also Dissacus, Dissacus argenteus, Dissacus europaeus, Dissacus navajovius, Dissacus praenuntius