Parent taxon: Flustrina according to E. Håkansson et al. 2023
Sister taxa: Buguloidea, Calloporoidea, Cribrilinoidea, Flustroidea, Haigina, Microporoidea, Monoporelloidea, Peedeesellidae, Thalamoporelloidea, Umbonulomorpha
Subtaxa: Lunulariidae Lunulitidae Otionellidae Selenariidae
Ecology: stationary epifaunal suspension feeder
Distribution:
• Quaternary of New Zealand (6 collections)
• Pliocene of Australia (5), New Zealand (1)
• Miocene to Pliocene of Australia (1)
• Miocene to Oligocene of Australia (7)
• Miocene of Australia (6), Brazil (9), France (1), Germany (32), the Netherlands (2), New Zealand (1), Spain (1)
• Oligocene to Miocene of Australia (3)
• Oligocene of Australia (1), Germany (6), Oman (1), United States (7: Alabama, Mississippi)
• Eocene of France (1), New Zealand (1), the United Kingdom (7), United States (63: Alabama, Florida, Georgia, Louisiana, Mississippi, South Carolina, Texas)
• Paleocene of New Zealand (1), United States (1: New Jersey)
• Cenozoic of Australia (3)
• Cretaceous of Belgium (2), Denmark (26), France (2), Germany (12), the Netherlands (2), North Atlantic (1), the Russian Federation (1), the United Kingdom (2)
Total: 215 collections including 302 occurrences