†family Stylinidae d'Orbigny 1851 (stony coral)
Parent taxon: Stylinina according to E. Morycowa and D. Decrouez 2006
Sister taxa: Agatheliidae, Cladophylliidae, Cyathophoridae, Euheliidae, Euhellidae
Subtaxa: Acanthocoenia, Adelocoenia, Aplophyllia, Australoseris, Bilaterocoenia, Convexastrea, Cyathophorinae, Euheliinae, Goniocora, Proaplophyllia, Procyathophora, Pseudocoeniinae, Pseudocoeniopsis, Schizosmiliopsis, Sinaimeandra, Stylininae, Stylosmilia
Ecology: stationary intermediate-level epifaunal photosymbiotic-suspension feeder