Arthropoda (Phylum) Crustacea (Subphylum) Multicrustacea (Superclass) Malacostraca (Class) Eumalacostraca (Subclass) Eucarida (Superorder) Decapoda (Order) Pleocyemata (Suborder) Brachyura (Infraorder) Eubrachyura (Section) Heterotremata (Subsection) Xanthoidea (Superfamily) Xanthidae (Family) Actaeinae (Subfamily) Actaea (Genus) Actaea peronii (Species) Actaea peronii (H. Milne Edwards, 1834) L..