Gymnolaemata - Cheilostomata - Hippothoidae
Parent taxon: Cheilostomata according to P. Bock 2006
See also Bassler 1953, Brown 1952, Pouyet 2000 and Schmidt 2003
Sister taxa: Adeonellidae, Aegyptopora, Anasca, Ascophorina, Atacama, Batoporidae, Biavicularium, Bicornifera, Bifissurinella, Boreasina, Brydonella, Buffonella, Buffonellodidae, Calescharidae, Calvina, Catenicellidae, Chasmazoon, Cheilohorneropsis, Chiplonkarinidae, Chlidoniidae, Chlidoniopsidae, Christinella, Cillia, Cleidochasma, Craspedoporina, Cryptosulidae, Cyclicoporidae, Didymosellidae, Diplobeisselina, Diplorula, Discovibracella, Ditaxiporina, Dysnoetocella, Eohippotha, Eoscrupocellaria, Escharellidae, Escharinidae, Exochellidae, Fissuricella, Flustrella, Flustrina, Gemelliporellidae, Geminella, Grammothoa, Haplopomella, Helix, Helixotionella, Hemeschara, Hincksiporidae, Hippopodinidae, Hippoporidridae, Hoeverella, Hopora, Hormerella, Kronothoa, Kylonisa, Lacrimula, Latereschara, Laterotecatia, Lepraliidae, Lunulariidae, Malacostegina, Mamilloporidae, Marquetta, Membraniporina, Metrarabdotosidae, Monticellaria, Mosathoa, Neliella, Neocheilostomina, Nudonychocella, Obliquostoma, Ochetosellina, Onychocellaria, Orbituliporidae, Otionellidae, Paravinella, Parobeisselina, Pasytheidae, Pavolunuites, Petaloconchus, Pnictoporopsis, Poricellariidae, Porismittina, Porometra, Pseudobeisselma, Pseudolunulites, Quadricellariidae, Quadriscutella, Radulopora, Revssirella, Rhabdotometra, Savignyellidae, Schizemiellopsis, Schizotrema, Sclerodomidae, Scorioporidae, Setosellidae, Skylonia, Solenonychocella, Sphaerulobryozoon, Staurosteginopora, Stenopsis, Stichtostega, Sylonika, Taeniocellana, Taenioporella, Tessaradomidae, Teuchoporidae, Thalamoporellidae, Thecatia, Tornipora, Tremocoscinopleura, Tricornicella, Tshokrakopora, Tubescharina, Umbonulidae, Uniavicularia, Vinculariidae, Virgocella, Voorthuyseniella, Wawalia, Xaveropora
Subtaxa: Celleporella Dacryoporella Diplotresis Haplopoma Harmeria Heterothoa Hippothoa Kunradina Stictostega
Type: Hippothoa
Ecology: stationary epifaunal suspension feeder
Distribution:
• Quaternary of Greenland (1 collection), Italy (1), New Zealand (3), United States (1: California)
• Pliocene of Antarctica (1), Greece (1), New Zealand (3)
• Miocene of India (1), New Zealand (1)
• Eocene of New Zealand (1)
• Cretaceous of Australia (3), the Netherlands (1), United States (1: Arkansas)
Total: 19 collections including 20 occurrences