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))
Roveacrinida
Saccocomidae
Saccocominae
Costatocrinus
Costatocrinus rostratus (106427087)
Children (2 direct children, 2 direct and indirect children):
Costatocrinus rostratus cylindricus
Costatocrinus rostratus angustus