Opsarius pulchellus
- kingdom: Animalia
- phylum: Chordata
- class: Actinopterygii
- order: Cypriniformes
- family: Cyprinidae
- genus: Opsarius
- species: Opsarius pulchellus
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Muang Sanakham
Vientiane
Lao People's Democratic Republic -
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Chiang Khan
Loei
Thailand -