the root (no rank)
Eukaryota (domain)
Metazoa (kingdom)
Echinodermata (phylum)
Echinozoa (superclass)
Echinoidea (class)
Euechinoidea (subclass)
Temnopleuroida (order)
[hide inferior taxa]
Pseudoboletia maculata (species)
Sphaerechinus granularis (species)
Temnopleuridae (family)
Toxopneustidae (family)
Tripneustes gratilla (species)