Superfamily Lithodoidea Samouelle 1819 (decapod)
Parent taxon: Anomura according to C. E. Schweitzer et al. 2010
Sister taxa: Aegloidea, Cheramus, Chirostyloidea, Galatheoidea, Gastrodoroidea, Hippidea, Hippoidea, Kiwaoidea, Lomisoidea, Paguridea, Paguroidea, Venipaguroidea
Subtaxa: Lithodidae
Ecology: epifaunal carnivore
Distribution: found only at Ozagahama Cliff (Miocene of Japan)