the root (no rank)
Eukaryota (domain)
Metazoa (kingdom)
Chordata (phylum)
Craniata (subphylum)
Vertebrata (no rank)
Gnathostomata (superclass)
Chondrichthyes (class)
Elasmobranchii (superorder)
Heterodontiformes (order)
Heterodontidae (family)
Heterodontus (genus)
Heterodontus francisci (species)
horn shark (primary common name)
[hide inferior taxa]