Abundance: 0.13 to 1.75% (median 0.32%)

Latitudinal range: 43.3° to 46.2°

Habitats: (5) only

Found in 5 samples

France: Sainte-Eulalie (Early Eocene)

United States: Gidley Quarry (Middle Palaeocene), Silberling Quarry (Middle Palaeocene), Scarritt Quarry (Middle Palaeocene), Douglass Quarry (Middle Palaeocene)

See also Dissacus, Dissacus europaeus