Anthozoa - Scleractinia - Turbinoliidae
PaleoDB taxon number: 6715
Alternative spelling: Pepenocyathus
Synonyms: Cylindrophyllia Yabe and Eguchi 1937 (no. 157775), Discotrochus (Cylindrophyllia) Yabe and Eguchi 1937 (no. 6321), Truncatocyathus Stolarski 1992 (no. 6956)
Parent taxon: Turbinoliidae according to S. D. Cairns 1997
Sister taxa: Alatotrochus, Alveolocyathus, Australocyathus, Bothrophoria, Conocyathus, Cyathotrochus, Deltocyathoides, Foveolocyathus, Holcotrochus, Laminocyathus, Nicaeotrochus, Palocyathus, Paradeltocyathus, Sphenotrochus, Trematotrochus, Tropidocyathus, Turbinolia, Wellsotrochus
Subtaxa: Peponocyathus duncani, Peponocyathus folliculus, Peponocyathus lecomptei, Peponocyathus minimus, Peponocyathus orientalis
Ecology: stationary intermediate-level epifaunal microcarnivore