the root (no rank)
Eukaryota (domain)
Metazoa (kingdom)
Chordata (phylum)
Craniata (subphylum)
Vertebrata (no rank)
Gnathostomata (superclass)
Sarcopterygii (class)
Dipnoi (infraclass)
Lepidosireniformes (order)
Lepidosirenidae (family)
Lepidosiren paradoxus (species)
South American lungfish (primary common name)
[show inferior taxa]