Biota (Life)
Eukaryote (Eukarya)
Podiata
Unikont (Unikonta)
Opisthokont (Opisthokonta)
Holozoa
Filozoa
Apoikozoa (Choanozoa)
Animal (Animalia)
Metazoa
Epitheliozoa
Eumetazoa
Bilateria
Deuterostome (Deuterostomia)
Echinodermata (Echinoderms)
Starfish (Asteroidia)
Spinulosacea
Spinulosida
Leptognathina
Poraniidae
Children (1 direct children, 2 direct and indirect children):
Glabraster antarctica
(tree size 1)