Alternative combination: Cimexomys priscus
Full reference: J. A. Lillegraven. 1969. Latest Cretaceous mammals of upper part of Edmonton Formation of Alberta, Canada, and review of marsupial-placental dichotomy in mammalian evolution. University of Kansas Paleontological Contributions 50:1-122
Type specimen: UA 3231, a tooth (isolated right M1). Its type locality is Trochu (KUA-1), which is in a Lancian terrestrial claystone/siltstone in the Scollard Formation of Canada.
Ecology: scansorial insectivore
Average measurements (in mm): m1 2.38 x 1.44