Full reference: N. W. Archbold. 1981. Permian brachiopods from western Irian Jaya, Indonesia. Geological Research and Development Centre, Paleontology Series 2:1-25
Type specimen: IMC 9, a valve (Ventral valve). Its type locality is Aifat River 79CP219, which is in a Kungurian marine shale in the Aifat Formation of Indonesia.
Ecology: stationary low-level epifaunal suspension feeder
Average measurements (in mm): valve 44.7 x 27.0