Rhynchonellata - Terebratulida - Pseudodielasmatidae

Full reference: K. S. W. Campbell. 1965. Australian Permian terebratuloids. Bureau of Mineral Resources Geology and Geophysics Bulletin 68:3-146

Belongs to Marinurnula according to J. B. Waterhouse 1987

Sister taxa: Marinurnula bajkurica, Marinurnula chivatschense, Marinurnula prima, Marinurnula rugulata, Marinurnula timanicum

Type specimen: UQ F25686. Its type locality is Tanderra (Nardoo) homestead, which is in a Capitanian marine siliciclastic in the Peawaddy Formation of Australia.

Ecology: stationary epifaunal suspension feeder

Average measurements (in mm): shell 37.4 x 22.1, valve 41.5 x 28.4