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)
[show inferior taxa]