root | cellular organisms | Eukaryota | Opisthokonta | Metazoa | Eumetazoa | Bilateria | Deuterostomia | Chordata | Craniata | Vertebrata | Gnathostomata | Teleostomi | Euteleostomi | Actinopterygii | Actinopteri | Neopterygii | Teleostei | Osteoglossocephalai | Clupeocephala | Euteleosteomorpha | Protacanthopterygii | Salmoniformes | Salmonidae | Salmoninae | Salmo | Salmo trutta