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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
Ophiurida (Ophiurida incertae sedis)
Ophiurina

Aplocomidae (18611630)

Children (3 direct children, 9 direct and indirect children):

Geocoma (tree size 6)

Aplocominae

Ophiopetrinae