Synonym: Sciurinae Gray 1821 [invalid subgroup]
Full reference: J. E. Gray. 1821. On the natural arrangement of vertebrose animals. The London Medical Repository Monthly Journal and Review 15:296-310
Parent taxon: Sciuroidea according to C. Montgelard et al. 2002
Sister taxa: Aplodontidae, Reithroparamyidae
Subtaxa: Albanensia, Arctomyoides, Blackiini, Callosciurini, Cedromus, Cynomyoides, Douglassciurus, Forsythia, Funambulini, Heteroxerus, Marmotini, Miosciurus, Miospermophilus, Nototamias, Oligosciurus, Oligospermophilus, Paenemarmota, Palaearctomys, Palaeosciurus, Parapaenemarmota, Paratamias, Petauristodon, Pliopetaurista, Pliopetes, Pliosciuropterus, Prospermophilus, Protosciurus, Protospermophilus, Protoxerini, Pteromyinae, Ratufini, Sciurillus, Sciurini, Sciurion, Sciurotamias, Similisciurus, Tamiasciurini, Vulcanisciurus, Xerini
Ecology: scansorial granivore-frugivore