Family Tachyglossidae Gill 1872 (echidna)
PaleoDB taxon number: 39742
Parent taxon: Monotremata according to T. Rowe et al. 2008
Sister taxa: Agathodonta, Cacodonta, Kollikodontidae, Kryoryctes, Ornithorhynchidae, Platypoda, Spondilocoelia, Steropodontidae, Tachyglossa
Subtaxa: Megalibgwilia, Tachyglossus, Zaglossus
Ecology: scansorial insectivore