†Schizocyathus Pourtales 1874 (stony coral)
Anthozoa - Scleractinia - Guyniidae
Parent taxon: Guyniidae according to E. I. Kuzmicheva 1987
Sister taxa: Cyathosmilia, Guynia, Onchotrochus, Pourtalocyathus, Stenocyathus
Subtaxa: Schizocyathus daschsalachlyensis, Schizocyathus fissilis
Ecology: stationary intermediate-level epifaunal suspension feeder