Superfamily Maioidea Samouelle 1819 (spider crab)
Parent taxon: Heterotremata according to P.M. Novack-Gottshall 2025
Sister taxa: Aethroidea, Archaeochiapasidae, Bellioidea, Bythograeoidea, Calappoidea, Cancroidea, Carpilioidea, Cheiragonoidea, Componocancroidea, Corystoidea, Dairoidea, Dorippoidea, Eriphioidea, Gecarcinucoidea, Goneplacoidea, Hexapodoidea, Hymenosomatoidea, Leucosioidea, Leucosoidea, Majoidea, Marocarcinidae, Montezumelloidea, Orithyioidea, Parthenopoidea, Pilumnoidea, Pilumnoidoidea, Portunoidea, Potamoidea, Progeryonoidea, Pseudothelphusoidea, Retroplumoidea, Trichodactyloidea, Trichopeltarioidea, Xanthoidea
Subtaxa: none
Ecology: epifaunal carnivore
Distribution: there are no occurrences of Maioidea in the database