Abundance: 0.42 to 3.37% (median 0.94%)

Latitudinal range: 41.5° to 51.5°

Habitats: (3) only

Found in 3 samples

United Kingdom: Abbey Wood (Early Eocene)

United States: Bear Creek (Late Palaeocene), Big Multi Quarry (Late Palaeocene)

See also Palaeosinopa osborni, Palaeosinopa sp.