Gymnolaemata - Cheilostomata - Gemelliporellidae
Parent taxon: Cheilostomata according to P. Bock 2006
Sister taxa: Atacama, Biavicularium, Buffonella, Craspedoporina, Diplobeisselina, Diplorula, Exochellidae, Flustrella, Flustrina, Haplopomella, Hemeschara, Hopora, Hormerella, Inovicellina, Lepraliidae, Malacostegina, Marquetta, Membraniporina, Neocheilostomina, Paravinella, Parobeisselina, Pavolunuites, Petaloconchus, Porometra, Quadricellariidae, Revssirella, Rhabdotometra, Schizotrema, Scorioporidae, Scrupariina, Stenopsis, Stichtostega, Sylonika, Thalamoporellina, Thecatia, Tricornicella, Uniavicularia, Vinculariidae
Subtaxa: Gemelliporella
Ecology: stationary epifaunal suspension feeder
Distribution:
• Quaternary of Costa Rica (2 collections)
• Pliocene of Jamaica (1), Panama (2)
• Miocene of Panama (3), United States (3: California)
Total: 11 collections each including a single occurrence