Strophomenata - Productida - Aulostegidae

Belongs to Xenosteges according to G. A. Cooper and R. E. Grant 1975

Sister taxa: Xenosteges anomalus, Xenosteges magnus, Xenosteges minusculus, Xenosteges quadratus, Xenosteges trivialis, Xenosteges umbonatus

Ecology: stationary low-level epifaunal suspension feeder

Average measurements (in mm): shell 9.57 x 13.00