Abundance: 1.10 to 2.00% (median 1.55%)

Latitudinal range: -28.6° to 42.4°

Habitats: (3) only

Found in 3 samples

Namibia: Arrisdrift (Middle Miocene)

United States: Morava Ranch Quarry (1940) (Early Miocene), Morava Ranch Quarry (1975) (Early Miocene)

See also Ysengrinia sp.