Anthozoa - Scleractinia - Stylinidae

Alternative combinations: Pseudocoenia octonaria, Stylina octonaria

Belongs to Cryptocoenia according to Koby 1881

Sister taxa: Cryptocoenia alligniensis, Cryptocoenia antiqua, Cryptocoenia brevis, Cryptocoenia bulgarica, Cryptocoenia cartieri, Cryptocoenia castellum, Cryptocoenia corbariensis, Cryptocoenia delemontana, Cryptocoenia dubia, Cryptocoenia globula, Cryptocoenia hexaphyllia, Cryptocoenia insignis, Cryptocoenia intricata, Cryptocoenia luciensis, Cryptocoenia lusitanica, Cryptocoenia matskevici, Cryptocoenia michelini, Cryptocoenia neocomiensis, Cryptocoenia nivernensis, Cryptocoenia octosepta, Cryptocoenia parvistella, Cryptocoenia pistillum, Cryptocoenia regularis, Cryptocoenia slovenica, Cryptocoenia stelliserrata, Cryptocoenia tabulata, Cryptocoenia wegeneri