Hierarchy classification:

1. top of the aat hierarchies
2. Agents Facet
3. Living Organisms (hierarchy name)
4. living organisms (entities)
5. Eukaryota (domain)
6. Animalia (kingdom)
7. Chordata (phylum)
8. Vertebrata (subphylum)
9. Chondrichthyes (class)

Additional parents:

1. top of the aat hierarchies
2. Agents Facet
3. Living Organisms
4. living organisms
5. Eukaryota
6. Animalia
7. Chordata
8. Vertebrata
9. fish

Narrower term/s

• Selachii (order)
• skates (fish)
• Rajiformes (species)
• Pristiformes (order)[+]
  • Pristidae (family)

Anotations

Scope note:

Subclass of cartilaginous fishes that includes great white sharks and the extinct megalodon, distinguished from the other subclass, Holocephali, by having no swim bladders, five to seven pairs of gill clefts opening individually to the exterior, rigid dorsal fins, and small placid scales.