Mammalia - Rodentia - Florentiamyidae

Synonym: Florentiamys kennethi Wahlert 1983

Full reference: J. R. Macdonald. 1970. Review of the Miocene Wounded Knee faunas of southwestern South Dakota. Bulletin of the Los Angeles County Museum of Natural History, Science 8:165-82

Belongs to Sanctimus according to J. R. Macdonald 1970

Sister taxa: Sanctimus falkenbachi, Sanctimus simonisi, Sanctimus stouti

Type specimens:

• Sanctimus stuartae: Its type locality is Sharps (SDSM V-5354), which is in a Geringian terrestrial horizon in the Sharps Formation of South Dakota
• Florentiamys kennethi:

Ecology: ground dwelling herbivore

Average measurements (in mm): P4 2.14 x 2.15, M1 2.19 x 2.09, M2 2.17 x 2.05, p4 1.90 x 1.87, m1 1.91 x 2.08, m2 2.07 x 2.04