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Biota (Life)
Eukaryote (Eukarya)
Podiata
Unikont (Unikonta)
Opisthokont (Opisthokonta)
Holozoa
Filozoa
Apoikozoa (Choanozoa)
Animal (Animalia)
Metazoa
Epitheliozoa
Eumetazoa
Bilateria
Nephrozoa (Eubilateria)
Protostome (Protostomia)
Ecdysozoa (Ecdysozoan)
Panarthropoda
Tactopoda
Arthropoda (Arthropod)
Mandibulata
Tracheata
Uniramia
Pancrustacea
Crustacea (Crustaceans)
Malacostraca (Malacostracans)
Eumalacostraca
Eucarida
Decapoda (Decapod)
Pleocyemata
Brachyura (True crabs)
Cancroidea
Cancridae (Rock crabs)

Romaleon (12901853)

Children (8 direct children, 8 direct and indirect children):

Romaleon antennarium
Cancer antennarius

Romaleon branneri

Romaleon gibbosulum

Romaleon jordani

Romaleon luzonense

Romaleon nadaense

Romaleon polyodon

Romaleon setosum