Genus:
Calappa >
Family:
Calappidae >
Superfamily:
Calappoidea >
SubsectionBotany:
Heterotremata >
SectionBotany:
Eubrachyura >
Infraorder:
Brachyura >
Suborder:
Pleocyemata >
Order:
Decapoda >
Class:
Malacostraca >
Phylum:
Arthropoda >
Kingdom:
Animalia >
Unranked:
Biota >