Alternative spellings: Polyprotodontia, Polyprotodontia
Parent taxon: Mammalia according to J.-Y. Crochet 1995
Sister taxa: Allotheria, Ameghinichnidae, Amphidontidae, Atlasodon, Bellua, Bondesiidae, Cimolomidae, Diplocynodontidae, Dipriodontidae, Ditremata, Docodonta, Eotheria, Erecta, Eutriconodonta, Ferugliotheriidae, Fruitafossor, Gobiconodontidae, Gobiotheriodon, Hakusanodon, Helioseus, Holotheria, Hypotheria, Hypsiprymnopsis, Ilerdoryctes, Jeholodentidae, Juchilestes, Kuehneotheriidae, Likhoeletherium, Lophiodolodus, Lufengoconodon, Malutitetrasauropodiscus, Microderson, Molapopentapodiscus, Monotremata, Morganucodonta, Natantia, Ovovivipara, Pleurodon, Prensiculantia, Promammalia, Prototheria, Sarcobora, Schadipes, Simioidea, Sororyctidae, Subungulata, Thereuodontidae, Theriamorpha, Tikitherium, Tricuspes, Vincelestes, Volaticotheria, Wanotherium, Yinotheria
Subtaxa: none
Ecology: scansorial insectivore