Longsnout butterflyfish
- kingdom: Animalia
- phylum: Chordata
- class: Actinopterygii
- order: Perciformes
- family: Chaetodontidae
- genus: Prognathodes
- species: Prognathodes aculeatus
Centro Habana- Havana
- La Habana Vieja
Havana
Cuba
Discovery Bay
St Ann- Montego Bay
St. James
Jamaica
La Parguera
Lajas
Puerto Rico- United States
Big Coppitt Key