†Stygimys vastus Lofgren, Scherer, Clark & Standhardt 2005

Lofgren, Scherer, Clark & Standhardt 2005. First record of Stygimys (Mammalia, Multituberculata, Eucosmodontidae) from the Paleocene (Puercan) part of the North Horn Formation, Utah, and a review of the genus. Journal of Mammalian Evolution, 12(1-2), June 2005: 77-97