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, Tibetiporella, Reteporidra, Pseudopolypora, Paucipora, Polyporellina, Polyporella, Mackinneyella, Protoretepora, Neopolypora, Wjatkella, Parapolypora
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)
• Desmoinesian of United States (1: Oklahoma)
• Carboniferous of the Russian Federation (1), Svalbard and Jan Mayen (1), the United Kingdom (3), United States (2: Nevada, Oklahoma)
• Mississippian of United States (1: Alaska)
Total: 206 collections including 226 occurrences