Bigfin snake eel
- kingdom: Animalia
- phylum: Chordata
- class: Actinopterygii
- order: Anguilliformes
- family: Ophichthidae
- genus: Ophichthus
- species: Ophichthus macrochir
- Chennai
Tamil Nadu
India- Dumaguete City
Central Visayas
Philippines- Prachuap Khiri Khan
Prachuap Khiri Khan
Thailand