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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)
Echinodermata (Echinoderms)
Asterozoa
Ophiuroidea (The brittle stars)
Myophiuroidea
Metophiurida
Euryophiurida
Euryalida

Gorgonocephalidae (1538254)

Children (35 direct children, 226 direct and indirect children):

Astrophyton (tree size 26)

Gorgonocephalus (tree size 21)

Astrogomphus (tree size 5)

Astrocaneum (tree size 3)

Asteroporpa (tree size 15)

Schizostella (tree size 2)

Astrothrombus (tree size 8)

Astrochele (tree size 3)

Astrotoma (tree size 13)

Astroboa (tree size 10)

Astroclon (tree size 2)

Astrocladus (tree size 15)

Astrochalcis (tree size 3)

Astrothorax (tree size 7)

Astrothamnus (tree size 11)

Astrospartus (tree size 3)

Astroglymma (tree size 3)

Astroplegma (tree size 1)

Astrogordius (tree size 1)

Astrohelix (tree size 2)

Astrocrius (tree size 3)

Astrodictyum (tree size 1)

Astrocyclus (tree size 2)

Astroniwa (tree size 1)

Astrocnida (tree size 1)

Ophiozeta (tree size 1)

Ophiocrene (tree size 1)

Conocladus (tree size 4)

Astracme (tree size 1)

Astrozona

Gorgonocephalinae (tree size 18)

Astrotominae (tree size 3)

Astrothamninae

Astrocloninae

Bertingius (tree size 1)