Traits Taxon list
Alatotrochus japonicus Tachikawa, 2011
Alatotrochus rubescens (Moseley, 1876)
Alveolocyathus felixi (Filkorn, 1994) †
Alveolocyathus nordenskjoeldi Filkorn, 1994 †
Alveolocyathus wellsi (Filkorn, 1994) †
Australocyathus vincentinus (Dennant, 1904)
Bothrophoria compressa Erdmann, Bellosi & Morra, 2008 †
Bothrophoria ornata Felix, 1909 †
Conocyathus cyclocostatus Tenison-Woods, 1878 †
Conocyathus daniae Ogbe, 1976 †
Conocyathus dilatatus (Roemer, 1863) †
Conocyathus formosus Cairns, 2004
Conocyathus gracilis Cairns, 1998
Conocyathus ireneae Ogbe, 1976 †
Conocyathus sulcatus d'Orbigny, 1849 †
Conocyathus togoensis Oppenheim, 1915 †
Conocyathus turbinoloides (Reuss, 1856) †
Conocyathus ventricosus Roemer, 1863 †
Conocyathus zelandiae Duncan, 1876
Cryptotrochus aequus Kitahara & Cairns, 2021
Cryptotrochus brevipalus Cairns, 1999
Cryptotrochus carolinensis Cairns, 1988
Cryptotrochus javanus Cairns, 1988
Cryptotrochus palacrotenes Kitahara & Cairns, 2021
Cyathotrochus affinis (Martin, 1880) †
Cyathotrochus nascornatus (Gardiner & Waugh, 1938)
Cyathotrochus nudus (Martin, 1880) †
Cyathotrochus pileus (Alcock, 1902)
Deltocyathoides orientalis (Duncan, 1876) accepted as Peponocyathus orientalis (Duncan, 1876)
Deltocyathoides stimpsonii (Pourtalès, 1871) accepted as Peponocyathus stimpsonii (Pourtalès, 1871)
Dennantotrochus magnificus (Moseley, 1876)
Dunocyathus parasiticus Tenison-Woods, 1878
Dunocyathus wallaceae Cairns, 2004
Endocyathopora laticostata Cairns, 1989
Foveolocyathus alternans (Cairns & Parker, 1992) accepted as Foveolocyathus verconis (Dennant, 1904)
Foveolocyathus declivis (Dennant, 1901) †
Foveolocyathus kitsoni (Dennant, 1901)
Foveolocyathus maestratii Kitahara & Cairns, 2021
Foveolocyathus parkeri Cairns, 2004
Foveolocyathus verconis (Dennant, 1904)
Holcotrochus crenulatus Dennant, 1904
Holcotrochus scriptus Dennant, 1902
Idiotrochus alatus Cairns, 2004
Idiotrochus australis (Woods & Duncan, 1865)
Idiotrochus emarciatus (Duncan, 1865)
Idiotrochus kikutii (Yabe & Eguchi, 1941)
Idiotrochus strongylus Kitahara & Cairns, 2021
Kionotrochus suteri Dennant, 1906
Levicyathus cairnsi Filkorn, 1994 †
Lissotrochus curvatus Cairns, 2004
Lophotrochus odous (Kitahara & Cairns, 2021)
Notocyathus alatus (Tenison-Woods, 1878) †
Notocyathus aldingensus (Tenison-Woods, 1878) †
Notocyathus conicus (Alcock, 1902)
Notocyathus euconicus Squires, 1962 †
Notocyathus tateanus (Tenison-Woods, 1878) †
Notocyathus venustus (Alcock, 1902)
Notocyathus viola (Duncan, 1864) †
Palocyathus seymourensis Filkorn, 1994 †
Peponocyathus astericus (Squires, 1958) †
Peponocyathus australiensis (Duncan, 1870)
Peponocyathus cuspidatus (Squires, 1958) †
Peponocyathus cylindricus (Sismonda, 1871) †
Peponocyathus dawsoni Cairns, 1995
Peponocyathus duncani (Reuss, 1872) †
Peponocyathus folliculus (Pourtalès, 1868)
Peponocyathus hoelzli (Kühn, 1965) †
Peponocyathus investigatoris (Alcock, 1893)
Peponocyathus lecomptei (Wells, 1937) †
Peponocyathus michelottii (Milne Edwards & Haime, 1857) †
Peponocyathus minimus (Yabe & Eguchi, 1937)
Peponocyathus orbignyanus (Milne Edwards & Haime, 1848) †
Peponocyathus orientalis (Duncan, 1876)
Peponocyathus ottnangensis (Prochazka, 1893) †
Peponocyathus pateriformis (Dennant, 1904) †
Peponocyathus pedicellatus (Tenison-Woods, 1880) †
Peponocyathus sentus (Kitahara & Cairns, 2021)
Peponocyathus stimpsonii (Pourtalès, 1871)
Peponocyathus vaughanianus (Wells, 1945) †
Platytrochus airensis Dennant, 1902 †
Platytrochus burcki de Gruyter, 1944 †
Platytrochus claibornensis de Gregorio, 1890 †
Platytrochus compressus (Tenison-Woods, 1878)
Platytrochus curvatus Dennant, 1902 †
Platytrochus distichus Kitahara & Cairns, 2021
Platytrochus dominicensis (Vaughan, 1925)
Platytrochus elegans (Vaughan, 1900) †
Platytrochus fasciculatus Stoppani, 1857 †
Platytrochus goldfussii (Lea, 1833) †
Platytrochus hastatus Dennant, 1902
Platytrochus laevigatus Cairns & Parker, 1992
Platytrochus maudensis Dennant, 1904 †
Platytrochus merriama (Nomland, 1916) †
Platytrochus nanus Lea, 1833 †
Platytrochus parisepta Cairns & Parker, 1992
Platytrochus primevus Vaughan & Popenoe, 1935 †
Platytrochus stokesii (Lea, 1833) †
Platytrochus vacuus (Tenison-Woods, 1878) †
Platytrochus vaughani Stephenson, 1916 †
Pleotrochus venustus (Alcock, 1902)