Infraorder Axiidea Saint Laurent 1979 (decapod)
Parent taxon: Pleocyemata according to C.E. Schweitzer et al. 2023
See also Feldmann and Schweitzer 2019, Schweitzer et al. 2010 and Wolfe et al. 2019
Sister taxa: Achelata, Astacidea, Caridea, Gebiidea, Polychelida, Procaridea, Reptantia, Stenopodea, Stenopodidea
Subtaxa: Anacalliacidae Axiidae Axioidea Callianassidae Callianassoidea Callianideidae Callianopsidae Callichiridae Ctenochelidae Eucalliacidae Mesostylus Micheleidae Paracalliacidae Psammionassa Strahlaxiidae
Ecology: infaunal detritivore