Bivalvia - Mytilida - Modiolopsidae

Full reference: J. Pojeta and J. Gilbert-Tomlinson. 1977. Australian Ordovician pelecypod molluscs. Bureau of Mineral Resources, Geology and Geophysics, Bulletin 174:1-64

Belongs to Runnegaria according to J. Pojeta and J. Gilbert-Tomlinson 1977

Sister taxa: none

Type specimen: UQ F 67212, a shell. Its type locality is Locality 15. UQL 2871. 5.2 kilometers by road west of escarpment of Toko Range on road west from Glenormiston Homestead, which is in a Darriwilian carbonate limestone/sandstone in the Carlo Sandstone Formation of Australia.

Ecology: stationary low-level epifaunal suspension feeder

Average measurements (in mm): shell 25.4 x 13.6