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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)
Oligostraca
Ostracoda (Ostracod)
Palaeocopa
Palaeocopida
Beyrichicopina
Tetradelloidea
Tetradellidae

Ctenobolbina (23890383)

Children (9 direct children, 9 direct and indirect children):

Ctenobolbina bussacensis

Ctenobolbina abrupta

Ctenobolbina barrandiana

Ctenobolbina inflata

Ctenobolbina parva

Ctenobolbina percarinata

Ctenobolbina projecta

Ctenobolbina rossica

Ctenobolbina ventrispinifera