†family Plagiomenidae Matthew 1918 (placental)
Mammalia - Theriamorpha - Plagiomenidae
Parent taxon: Sundatheria according to J. I. Bloch et al. 2007
See also Hay 1930, McKenna and Bell 1997 and Van Valen 1967
Sister taxon: Scandentia
Subtaxa: Ellesmene Plagiomeninae Thylacaelurinae
Type: Plagiomene
Ecology: scansorial insectivore
Distribution:
• Eocene of Canada (5: British Columbia, Northwest Territories, Saskatchewan collections), United States (4: Nebraska, Wyoming)
• Clarkforkian of United States (2: Wyoming)
• Paleocene of Canada (1: Alberta), United States (1: Montana)
Total: 13 collections each including a single occurrence