Anthozoa - Rugosa - Paleocyclidae
Parent taxon: Rugosa according to R. S. Bassler 1937
Sister taxa: Acanthophillia, Accurganaxon, Adinophyllum, Agastophyllum, Alinkioduncanella, Allotropiocarinophyllum, Anactolasma, Antracophyllum, Aphroelasma, Arcocyathus, Arcoplasma, Asarcophyllum, Asterodisphyllum, Astraeophyllum, Asturiphyllum, Aulostrotion, Axinura, Axocricophyllum, Barbouria, Bathybalva, Belgradeophyllum, Beogradophyllum, Botrophyllum, Brochiphyllum, Calceolidae, Calinastrea, Campsactis, Cardiaphyllum, Cavilasma, Cerioelasma, Ceriphyllum, Ceristella, Changjianggouphyllum, Charactophyllidae, Charisphyllum, Choanoplasma, Chonophyllidae, Complanophyllum, Conilophyllum, Cothoniida, Crassophrentis, Crateniophyllum, Crepidophyllia, Cuctienophyllum, Curtastrum, Cyanaphyllum, Cyathactidae, Cystihexagonaria, Cystiphyllida, Cystiphyllina, Cystiphylloidae, Cystocantrilla, Cystodactylon, Cystolyrielasma, Cystostylus, Cyttaroplasma, Dibunophylloides, Dimelasma, Dinostrophinx, Diversiphyllum, Drewerelasma, Duncania, Duplocarinia, Elasmophyllum, Ellesmerelasma, Ellipsocyathus, Enallophrentis, Entelophyllia, Ericina, Evenkiellidae, Exostega, Fomichivella, Frechastrea, Fromeophyllum, Fruehwirthia, Gaofengophyllum, Gazimuria, Gorskyella, Gubbera, Gudmania, Gurieuskiella, Hapsizaphrentis, Hebukophyllum, Hezhouphyllum, Hinganastraea, Honggulosma, Huadianophyllidae, Huananaxonia, Indiophyllum, Insoliphyllum, Ipsiphyllum, Jipaolasma, Joachimastraea, Keimanelasma, Kenelasma, Koninckocarina, Kowalaephyllum, Kullmannophyllum, Lesliella, Leurelasma, Litvolasma, Macgea, Mecloudius, Miroelasma, Mixogonaria, Molophyllum, Murphyphyllum, Neepaliphyllum, Neoaspongophyllum, Neocantrilla, Neoclissiophyllum, Neogrootia, Neokeyserlingophyllum, Neopetrozium, Neostringophylloides, Neotemnophyllum, Ninghuaphyllum, Nordastrea, Novichuskia, Orthophyllum, Paracannia, Paracolumnaria, Paradoxaphyllia, Paramixogonaria, Parasiphonophyllia, Parasterophrentis, Parasunophyllum, Parathysanophyllum, Parazolophyllia, Parvaxon, Pentaphyllia, Peronophyllum, Phacelloplasma, Phineus, Pleurophyllum, Polaroplasma, Poliphyllum, Polyadelphia, Polydilasma, Polygonaria, Polyrophe, Polythecalloides, Praetachylasma, Protoaulacophyllum, Protocaninia, Protocarcinophyllum, Protocyathophyllum, Protowentzellia, Protozaphrentidae, Pseudallotropiophyllum, Pseudoamplexus, Pseudoamygdalophyllum, Pseudomicrocroplasma, Pseudorhabdophyllum, Ptychocalamocyathus, Ptychocalamocyathus gracilis, Puanophyllum, Qinlingophyllum, Rachaniephyllum, Radiastrea, Reimanelasma, Rhytidolasma, Rozkowskaella, Schizophaulactis, Schlueteriphylum, Schreteria, Scissoplasma, Segdianophyllum, Shansiphyllum, Sigelophyllum, Soetenia, Sokoloviella, Solominella, Sphaerophyllum, Spissophyllum, Spongastraea, Spongielasma, Stauriida, Stauromatidiidae, Stegophyllum, Stereodepasophyllum, Stereodespasophyllum, Stereophrentis, Stilbophyllum, Stringophylloides, Stummelasma, Subutaratuia, Sutherlandia, Taiziheophyllum, Taruphyllum, Tetrafossularia, Texturiphyllum, Thololasma, Thoulelasma, Thryptophyllum, Thuliocyclus, Thuriantha, Thyryptophyllum, Timanophyllum, Tjanshanophyllum, Trachylasma, Trigonella, Triphyllia, Truncicarinulum, Trypacystiphyllum, Tryplasmidae, Tumanophyllum, Tumsucophyllum, Turbinatocanina, Ulanophyllum, Vepresisociophyllum, Veraephyllum, Vischeria, Vojnovskija, Volgerophyllum, Weiningophyllum, Wenxianophyllum, Wexolina, Weyerelasma, Xiangzhouphyllum, Yanbianophyllum, Yishanophyllum, Yurievstiella, Zaphrentacea, Zelocystiphyllum, Zenophilia, Zhushanophyllum, Zmeinogorskia
Subtaxa: Acanthocyclus Paleocyclus
Ecology: stationary epifaunal suspension feeder
Distribution:
• Silurian of Canada (1: Quebec collection), the Russian Federation (1), United States (2: Maine, New Hampshire)
Total: 4 collections each including a single occurrence