ammonites
Family Ctenodiscidae Sladen 1889 (sea star)

Asteroidea - Paxillosida

Full reference: W. P. Sladen. 1889. The Asteroidea. Report of the Scientific Results of the Voyage of the H.M.S. Challenger 1873-1876, Zoology 30:1-935

Parent taxon: Paxillosida according to D. B. Blake 1989

Sister taxa: Astropectinidae, Cribellina, Diplozonina, Goniopectinidae, Luidiidae, Notomyotina, Porcellanasteridae

Subtaxa: none

Ecology: semi-infaunal deposit feeder