Anthozoa - Scleractinia - Zardinophyllidae
Synonym: Pachythecalidae Cuif 1975
Parent taxon: Pachythecalina according to E. Roniewicz and J. Michalík 1998
See also Kiessling 2014 and Turnsek 1997
Sister taxa: Amphiastreidae, Atelophyllia, Axosmiliidae, Gablonzeriidae, Pachycoeniidae, Volzeiidae, Volzeioidea
Subtaxa: Alloiteausmilia Archaeosmiliopsis Cryptosepta Epismilia Epismiliopsis Pachydendron Pachysolenia Pachythecalis Parapleurosmilia Plesiophyllum Radiophyllia Sichuanophyllia Simplexastraea Zardinophyllum
Ecology: stationary intermediate-level epifaunal microcarnivore-photosymbiotic
Distribution:
• Eocene of Italy (1 collection)
• Cretaceous of Albania (1), Switzerland (2)
• Jurassic of Azerbaijan (2), Canada (1: British Columbia), Chile (2), China (2), Czechia (2), France (3), Morocco (5), Poland (1), Saudi Arabia (2), Slovenia (1), Switzerland (2), Tajikistan (2), the United Kingdom (1)
• Triassic of Austria (1), China (6), Italy (1), the Russian Federation (3), Slovakia (2), Slovenia (1), Tajikistan (5), Türkiye (2)
Total: 51 collections including 67 occurrences