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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)
Euechinoidea
Irregularia
Atelostomata

Collyritidae (22348483)

Children (8 direct children, 29 direct and indirect children):

Laticlypus

Cardiopelta (tree size 1)

Proholaster (tree size 1)

Absurdaster (tree size 3)

Cardiolampas

Collyrites (tree size 12)

Cyclolampas (tree size 4)

Proacrolusia