PaleoDB taxon number: 166545
Full reference: M. O. Woodburne and R. H. Tedford. 1975. The first Tertiary monotreme from Australia. American Museum of Novitates 2588:1-11
Type specimen: SAM P18087, a tooth (right upper molar). Its type locality is SAM Quarry North, which is in an Oligocene/Miocene terrestrial sandstone in the Etadunna Formation of Australia.
Ecology: scansorial insectivore-herbivore