Family Hystricidae Fischer de Waldheim 1817 (porcupine)
PaleoDB taxon number: 42009
Alternative spelling: Histricidae
Parent taxon: Hystricognathi according to P. Coster et al. 2010
Sister taxa: Bathyergomorpha, Bugtimys, Caviomorpha, Gaudeamuridae, Hodsahibia, Metaphiomys, Phiomorpha, Protophiomyinae
Subtaxa: Atherurus, Hystrix, Sivacanthion, Spygurus, Trichys, Xenohystrix
Type: Hystrix
Ecology: ground dwelling herbivore-frugivore