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Biota (Life)
Eukaryote (Eukarya)
Podiata
Unikont (Unikonta)
Opisthokont (Opisthokonta)
Holozoa
Filozoa
Apoikozoa (Choanozoa)
Animal (Animalia)
Metazoa
Epitheliozoa
Eumetazoa
Bilateria
Deuterostome (Deuterostomia)
Hemichordata (Hemichordates)
Graptolithoidea
Cephalodiscoidea
Cephalodiscidae

Cephalodiscus (3830429)

Children (22 direct children, 22 direct and indirect children):

Cephalodiscus densus

Cephalodiscus australiensis

Cephalodiscus kempi

Cephalodiscus hodgsoni

Cephalodiscus agglutinans

Cephalodiscus indicus

Cephalodiscus fumosus

Cephalodiscus calciformis

Cephalodiscus gilchristi

Cephalodiscus levinseni

Cephalodiscus graptolitoides

Cephalodiscus sibogae

Cephalodiscus evansi

Cephalodiscus nigrescens

Cephalodiscus gracilis

Cephalodiscus solidus

Cephalodiscus atlanticus

Cephalodiscus dodecalophus

Cephalodiscus levinsoni

Cephalodiscus planitectus

Cephalodiscus nusplingensis

Cephalodiscus lutetianus