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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)
Crinozoa
Crinoidea (Feather stars)
Articulata (Articulata (crinoidea))
Isocrinida
Isocrinina

Isselicrinidae (16943564)

Children (4 direct children, 19 direct and indirect children):

Cenocrinus (tree size 1)

Metacrininae (tree size 12)

Diplocrininae (tree size 1)

Austinocrinus (tree size 1)