†Perissocoelia habra Rigby and Webby 1988 (demosponge)
Demospongea - Orchocladina - Streptosolenidae
Full reference: J. K. Rigby and B. D. Webby. 1988. Late Ordovician sponges from the Malongulli Formation of central New South Wales, Australia. Palaeontographica Americana 56:1-147
Belongs to Perissocoelia according to J. K. Rigby and B. D. Webby 1988
Sister taxa: Perissocoelia gelasinina, Perissocoelia spinosa
Type specimen: Its type locality is Lower Gleesons Creek, Cliefden Caves, which is in an Eastonian slope/ramp reef limestone/siltstone in the Malongulli Formation of Australia
Ecology: stationary epifaunal suspension feeder