Mammalia - Rodentia - Siphneidae
Parent taxon: Rodentia according to Teilhard de Jardin and Young 1931
Sister taxa: Alagomyidae, Allactagidae, Allomyidae, Anomalomyidae, Anomaluroidea, Aplodontoidea, Archetypomyidae, Callodontomys, Castorimorpha, Cavina, Cercolabidae, Conilurus, Cricetidae, Ctenohystrica, Cylindrodontidae, Dolosimus, Downsimys, Echinomyidae, Ectropomys, Entoptychidae, Epeiromys, Eryomyidae, Eryomyina, Florentiamyidae, Gliroidea, Homocentrus, Hystricognatha, Ischyromyidae, Ischyromyiformes, Ivanantonia, Megacricetodontidae, Muriformia, Mylagaulidae, Myodonta, Myomorpha, Pairomys, Paramyidae, Petauristidae, Pipestoneomyidae, Protrogomorpha, Pseudomys, Quercymys, Remyidae, Sciurognathi, Sciuroidea, Sciuromorpha, Taeniodus, Theridomyoidea, Yuomyidae, Zamoramys, Zelomyidae
Subtaxa: Prosiphneus
Ecology: ground dwelling herbivore
Distribution:
• Quaternary of the Russian Federation (2 collections)
• Pliocene of China (14), the Russian Federation (1)
• Miocene of China (5)
Total: 22 collections including 23 occurrences