the root (no rank)
Eukaryota (domain)
Metazoa (kingdom)
Chordata (phylum)
Craniata (subphylum)
Vertebrata (no rank)
Gnathostomata (superclass)
Sarcopterygii (class)
Tetrapoda (no rank)
Amniota (no rank)
Mammalia (class)
Prototheria (superorder)
Monotremata (order)
Tachyglossidae (family)
Tachyglossus (genus)
Tachyglossus aculeatus (species)
Australian echidna (primary common name)
[hide inferior taxa]