Subfamily Actaeinae Alcock 1898 (stone crab)
Malacostraca - Decapoda - Xanthidae
Parent taxon: Xanthidae according to C. E. Schweitzer et al. 2010
Sister taxa: Bernuffius, Chlorodiella, Chlorodiellinae, Cyclocorystes, Cymoinae, Etisinae, Euxanthinae, Haydnella, Kraussiinae, Liomerinae, Nogarolia, Polydectinae, Sculptoplax, Speocarcininae, Xandaros, Xanthinae, Xantho, Xanthopsis, Zalasiinae, Zosiminae
Subtaxa: Actaea, Actaeodes, Actaeops, Forestia, Gaillardiellus, Heteractaea, Lambropsis, Paractaea, Phlyctenodes, Pseudophlyctenodes
Ecology: epifaunal carnivore