Holothuroidea - Apodida - Achistridae

Alternative combination: Astrophyton permianum

Full reference: E. Spandel. 1898. Die Echinodermen des Deutschen Zechsteins. Abhandlungen der Naturhistorischen Gesellschaft zu Nürnberg 11:17-49

Belongs to Achistrum according to M. Reich 2007

Sister taxa: Achistrum beckmanni, Achistrum brevis, Achistrum brevis, Achistrum coloculum, Achistrum frizzelli, Achistrum gamma, Achistrum issleri, Achistrum longirostrum, Achistrum ludwigi, Achistrum monochordata, Achistrum multiperforatum, Achistrum nicholsoni, Achistrum pulchrum, Achistrum triassicum, Achistrum tuto, Achistrum varicum, Achistrum (Achistrum) brownwoodensis, Achistrum (Cancellrum) bicordata, Achistrum (Cancellrum) pilgrimi, Achistrum (Cancellrum) meltonensis, Achistrum (Cancellrum) britanica, Achistrum (Cancellrum) warboysensis, Achistrum (Cancellrum) trichordata, Aduncrum cordatum

Ecology: epifaunal detritivore