†subfamily Thylacaelurinae Van Valen 1967 (placental)
Mammalia - Theriamorpha - Plagiomenidae
Full reference: L. Van Valen. 1967. New Paleocene insectivores and insectivore classification. Bulletin of the American Museum of Natural History 135(5):217-284
Parent taxon: Plagiomenidae according to L. Van Valen 1967
Sister taxa: Ellesmene, Plagiomeninae
Subtaxa: Thylacaelurus
Ecology: scansorial insectivore
Distribution:
• Eocene of Canada (4: British Columbia, Saskatchewan collections), United States (4: Nebraska, Wyoming)
• Paleocene of Canada (1: Alberta)
Total: 9 collections each including a single occurrence