Peponocyathus Gravier 1915 (stony coral)
Anthozoa - Scleractinia - Turbinoliidae
Synonyms: Cylindrophyllia Yabe and Eguchi 1937, Discotrochus (Cylindrophyllia) Yabe and Eguchi 1937, Truncatocyathus Stolarski 1992
Parent taxon: Turbinoliidae according to S. D. Cairns 1997
Sister taxa: Alatotrochus, Alveolocyathus, 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