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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)
Pinnotheroidea
Pinnotheridae (Pea crabs)
Pinnotherinae

Ostracotheres (18592976)

Children (10 direct children, 10 direct and indirect children):

Ostracotheres affinis

Ostracotheres cynthiae

Ostracotheres holothuriensis

Ostracotheres spondyli

Ostracotheres subglobosus

Ostracotheres subquadratus

Ostracotheres tomentipes

Ostracotheres tridacnae

Ostracotheres sp.

Ostracotheres tridachnae