ammonites
†family Pachythecalidae Cuif 1975 (stony coral)

Anthozoa - Scleractinia

Parent taxon: Pachythecaliina according to D. Turnsek 1997

Sister taxa: Amphiastraeidae, Atelophyllia, Axosmiliidae, Gablonzeriidae, Pachycoeniidae, Volzeiidae, Volzeioidea, Zardinophyllidae

Subtaxa: Cassianastraea, Pachydendron, Radiophyllia, Simplexastraea

View classification

Ecology: stationary intermediate-level epifaunal microcarnivore-photosymbiotic