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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)
Sea urchin (Echinoidea)
Palaechinoidea

Palaechinidae (20925036)

Children (7 direct children, 11 direct and indirect children):

Lovenechinus (tree size 4)

Donbassechinus

Maccoya

Oligoporus

Palaechinus

Porechinus

Xystria