the root (no rank)
Eukaryota (domain)
Metazoa (kingdom)
Echinodermata (phylum)
Asterozoa (class)
Asteroidea (infraclass)
Forcipulata (order)
Asteriidae (family)
Asterias (genus)
[hide inferior taxa]
Asterias amurensis (species)
Asterias forbesi (species)
Asterias forbesii (species)
Asterias rubens (species)