the root (no rank)
Eukaryota (domain)
Metazoa (kingdom)
Chordata (phylum)
Craniata (subphylum)
Vertebrata (no rank)
Petromyzontiformes (order)
Petromyzontidae (family)
Lampetra (genus)
Lampetra tridentata (species)
Entosphenus tridentatus (alias)
Pacific lamprey (primary common name)
[show inferior taxa]