Superfamily Nematocarcinoidea Smith 1884 (shrimp)
PaleoDB taxon number: 215176
Parent taxon: Caridea according to C. E. Schweitzer et al. 2010
Sister taxa: Acanthinopus, Alcmonacaris, Alpheoidea, Atyoidea, Blaculla, Bresilioidea, Buergerocaris, Campylonotoidea, Crangonoidea, Galatheacaridoidea, Gampsurus, Hefriga, Leiothorax, Oplophoroidea, Palaemonoidea, Pandaloidea, Parvocaris, Pasiphaeoidea, Physetocaridoidea, Pinnacaris, Pleopteryxoidea, Procaridoidea, Processoidea, Psalidopodoidea, Stylodactyloidea
Subtaxa: Eugonatonotidae, Nematocarcinidae, Rhynchocinetidae, Xiphocarididae
Ecology: carnivore