the root (no rank)
Eukaryota (domain)
Metazoa (kingdom)
Chordata (phylum)
Craniata (subphylum)
Vertebrata (no rank)
Gnathostomata (superclass)
Sarcopterygii (class)
Dipnoi (infraclass)
Lepidosireniformes (order)
Protopteridae (family)
Protopterus (genus)
Protopterus aethiopicus (species)
marbled lungfish (primary common name)
[hide inferior taxa]