the root (no rank)
Eukaryota (domain)
Metazoa (kingdom)
Chordata (phylum)
Craniata (subphylum)
Vertebrata (no rank)
Gnathostomata (superclass)
Actinopterygii (class)
Neopterygii (no rank)
Teleostei (no rank)
Euteleostei (no rank)
Perciformes (order)
Zoarcoidei (suborder)
Zoarcidae (family)
Zoarces (genus)
[hide inferior taxa]
Zoarces elongatus (species)
Zoarces viviparus (species)