Stenolaemata - Cryptostomata - Acanthocladiidae
Parent taxon: Acanthocladiidae according to A. Ernst 2001
Sister taxa: Adlatipora, Baculopora, Diploporaria, Diploporariinae, Ichthyorachis, Matheropora, Polypora, Pteropora, Ptylopora, Samaria, Synocladia, Synocladiopsis, Neopolypora, Tibetiporella, Reteporidra, Wjatkella, Mackinneyella, Pseudopolypora, Protoretepora, Paucipora, Polyporellina, Parapolypora, Polyporella
Subtaxa: Acanthocladia Kalvariella
Ecology: stationary epifaunal suspension feeder
Distribution:
• Permian of Afghanistan (1 collection), Canada (2: British Columbia, Nunavut), China (4), Germany (12), Greece (2), Greenland (1), India (2), Indonesia (1), Laos (1), Lithuania (16), Mexico (1), Mongolia (1), Pakistan (2), Peru (1), Poland (12), the Russian Federation (8), Svalbard and Jan Mayen (1), Thailand (2), the United Kingdom (22), United States (105: Kansas, New Mexico, Texas)
• Carboniferous of the Russian Federation (1), Svalbard and Jan Mayen (1), the United Kingdom (3), United States (4: Alaska, Nevada, Oklahoma)
Total: 206 collections including 226 occurrences