Temporal range: middle Cretaceous
Eaton and Cifelli, 2001
J. erebos Eaton and Cifelli, 2001 (type)
Janumys is a genus of extinct mammal of the middle Cretaceous. It was a member of the order of Multituberculata (also extinct). It lived in North America during the Mesozoic era, also known as the "age of the reptiles." It has been provisionally placed within the informal suborder "Plagiaulacida".
- Eaton and Cifelli (2001), Multituberculate mammals from near the Early-Late Cretaceous boundary, Cedar Mountain Formation, Utah. Acta Palaeontologica Polonica 46 (4), p. 453-518.