Coreius is a genus of freshwater ray-finned fish belonging to the family Gobionidae, the gudgeons. The fishes in this genus are endemic to freshwater habitats in China.
Species Coreius cetopsis (Kner, 1867) Coreius guichenoti (Sauvage & Dabry de Thiersant, 1874) Coreius heterodon (Bleeker, 1864) Coreius septentrionalis (Nichols, 1925)
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