Latitudinal range: 42.2° to 46.2°

Found in 4 samples

United States: Scarritt Quarry (Early Palaeocene), Princeton Quarry (Late Palaeocene), Chappo Type Locality (Late Palaeocene), Divide Quarry (Middle Palaeocene)

See also Unuchinia asaphes, Unuchinia dysmathes, Unuchinia sp.