the root (no rank)
Eukaryota (domain)
Metazoa (kingdom)
Chordata (phylum)
Craniata (subphylum)
Vertebrata (no rank)
Gnathostomata (superclass)
Chondrichthyes (class)
Holocephali (superorder)
Chimaeriformes (order)
Callorhynchidae (family)
elephantfishes (common name)
plownose chimaeras (common name)
[show inferior taxa]