Biota (Life)
Eukaryote (Eukarya)
Podiata
Unikont (Unikonta)
Opisthokont (Opisthokonta)
Holozoa
Filozoa
Apoikozoa (Choanozoa)
Animal (Animalia)
Metazoa
Epitheliozoa
Eumetazoa
Bilateria
Deuterostome (Deuterostomia)
Chordata (Chordates)
Olfactores
Craniata (Craniata (chordata))
Vertebrata (Animals with backbone)
Gnathostomata (Gnathostome)
Chondrichthyes (Cartilaginous fishes)
Euselachii (Sharks)
Elasmobranchii
Hybodontiformes
Children (3 direct children, 3 direct and indirect children):
Reesodus underwoodi
Reesodus pectinatus
Reesodus wirksworthensis