the root (no rank)
Eukaryota (domain)
Metazoa (kingdom)
Echinodermata (phylum)
Echinozoa (superclass)
Echinoidea (class)
Euechinoidea (subclass)
Diadematoida (order)
Diadematidae (family)
Diadema setosum (species)
[hide inferior taxa]