the root (no rank)
Eukaryota (domain)
Metazoa (kingdom)
Chordata (phylum)
Urochordata (subphylum)
Ascidiacea (class)
sea squirts (common name)
[hide inferior taxa]
Enterogona (order)
Phlebobranchia (order)
Stolidobranchia (order)
Unidentified sea squirts (order)