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)
[show inferior taxa]