Opsariichthys songmaensis is a species of freshwater ray-finned fish belonging to the family Xenocyprididae, the East Asian minnows or sharpbellies.

[2] It inhabits Vietnam[2][3] and has a maximum male length of 10.5 centimetres (4.1 in)[3] and a maximum female length of 7.5 centimetres (3.0 in).

[3] This Cyprinidae-related article is a stub.

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