Helmeted hornbill
- kingdom: Animalia
- phylum: Chordata
- class: Aves
- order: Bucerotiformes
- family: Bucerotidae
- genus: Rhinoplax
- species: Rhinoplax vigil
Deli Tua- Tebingtinggi
North Sumatra
Indonesia
San Diego
California- Lansing
- Northeast Ithaca
New York
United States