Thryptacodon antiquus (extinct ungulate)
Abundance: 0.49 to 2.01%
Habitats: (2) only
Found in two samples
United States: UMMP SC-4 (Early Eocene), UMMP SC-54 (Early Eocene)
See also Thryptacodon, Thryptacodon australis, Thryptacodon orthogonius, Thryptacodon pseudarctos, Thryptacodon sp.