Alternative spelling: Scleractina
Parent taxon: Hexacorallia according to C. S. McFadden et al. 2021
See also Baron-Szabo 2002, Ezaki 2000, López-Pérez 2005, Sarr et al. 2024, Sepkoski 2002, Squires 1984, Squires 1987, Squires 1988 and Squires 1999
Sister taxa: Actiniaria, Actiniidae, Antipatharia, Rugosa
Subtaxa: Adekoheastrea Agathiphylliidae Amphiastraeina Anisocoenia Annotocyathus Anomopora Antiguastrea Antillophyllia Apelismilia Aplocyathus Aplosmiliidae Aquitanastraea Archaeocoeniina Archaeofungiina Archaeolasmogyra Archaeosmiliidae Astraeoina Astrocoeniina Aulastraeoporidae Bavarosmilia Budiopsis Calameastolia Carantophyllum Carcicocaenia Caryophylliina Caulastrea Chorisastraea Cladocora Clausastraeopsis Clonosmilia Coelomeandra Comoseriidae Coscinaraeidae Cyclastraeidae Cyclindrocyathus Cylindrosmilia Cynaria Cyphastrea Decaheliocoenia Dendrophylliina Desmocoenia Dichotomosmilia Dictuophyllia Diploastraeidae Diplogyra Diplothecangia Distichophylliina Ebocotrochus Eburneotrochus Echinopora Eckastraeidae Edwardsastraea Edwardsomeandra Epitrochus Etalloniopsis Euphylliidae Eupsammidae Eusmiliopsis Fasciatiphyllia Fasciseris Faviina Favites Favitopsis Felixaraeoidea Fungiina Fungophyllia Furcophyllia Gallitellia Gardineroseris Gombertiphyllia Goniastrea Haplareidae Hedeliastraea Heliostylina Helladophyllia Heterocoeniina Houchangocyathus Hydnophora Isastraeidae Isphyllastrea Karatchastraea Kobycoenia Lamellomeandra Lepiconus Leptastreidae Leptoria Liptodendron Lithodendron Lobophylliidae Lupitschia Mareastraea Meandriina Merulina Microsolenina Miophora Mioscapophyllia Misistelloidea Montastraeidae Morchellastraea Mycedium Ondadiplocteniopsis Oulastreidae Oulophyllia Pachyphylliidae Pachysmilia Pachythecaliina Palaeophyllia Palaeoseris Palaeosmilia Paracoryphyllia Parastraeomorpha Parastraeopora Parepismiliidae Pectinia Phacellocoenia Phylloseriopsis Phyllosmilioidea Platygyra Plavecia Plerogyridae Plesiastreidae Pleuropodia Procladocora Psammocyathus Pyramisasteria Reisocyathus Reussiphyllia Rhabdofavia Rhipidogyrina Rhopalophyllia Saeptiphyllia Sakalavastraeopsis Saltastraea Sclydolithus Siderocoenia Siliningastraea Sinasteria Siniastraea Smilostyliidae Solenocoeniidae Streptocyathopsis Streptocyathus Stylinina Stylophyllina Substuoresia Tarbellastraea Thamnasteria cycloides Thamnasteria komagataensis Thamnasteria maxima Thamnasteria protoserioides Thamnasteria rikuzenica Thamnasteriidae Thamnasterites Thamnastraea Thecoseriopsis Thecosmiliidae Thigmastrea Trachyphyllia Tropiastraea Tropiastraeidae
Ecology: stationary intermediate-level epifaunal microcarnivore-photosymbiotic