Abundance: 0.13 to 13.84% (median 1.01%)

Latitudinal range: 42.2° to 51.1°

Habitats: (11) only

Found in 11 samples

Canada: Narcissus (Early Palaeocene), Who Nose (Early Palaeocene), Police Point (Middle Palaeocene)

United States: Scarritt Quarry (Early Palaeocene), Douglass Quarry (Middle Palaeocene), Rock Bench Quarry (Early Palaeocene), Cedar Point Quarry (Late Palaeocene), Holly's Microsite (Late Palaeocene), UMMP SC-54 (Early Eocene), Shotgun (Carnegie Museum) (Middle Palaeocene), Chappo Type Locality (Late Palaeocene)

See also Ignacius fremontensis, Ignacius frugivorus, Ignacius graybullianus, Ignacius sp.