Abundance: 0.15 to 11.76% (median 3.45%)

Latitudinal range: 40.2° to 48.4°

Habitats: (5) only

Found in 5 samples

France: Mas-de-Pauffié sample 2 (Early Oligocene), Mas-de-Pauffié sample 3 (Early Oligocene)

Germany: Herrlingen 8 (Late Oligocene)

Spain: Canales (Early Oligocene)

United States: Mission Quarry (Late Miocene)

See also Plesiosminthus, Plesiosminthus clivosus, Plesiosminthus conjunctus, Plesiosminthus myarion, Plesiosminthus promyarion, Plesiosminthus schaubi