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Gymnocanthus detrisus Gilbert & Burke, 1912
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Gymnocanthus galeatus Eschmeyer & Herald, 1983
- Gymnocanthus galeatus Bean, 1881; (valid as)
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Gymnocanthus herzensteini Jordan & Starks, 1904
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Gymnocanthus intermedius Yabe, 1984
- Cottus intermedius Temminck & Schlegel, 1843; (valid as)
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Gymnocanthus pistilliger Yabe, 1984
- Cottus pistilliger Pallas, 1814; (valid as)
- Elaphocottus pistilliger Sauvage, 1878; (valid as)
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Gymnocanthus tricuspis Robins & Ray, 1986
- Cottus tricuspis Reinhardt, 1830; (valid as)
- Phobetor tricuspis Kro{/yer, 1845; (valid as)
- Gymnocanthus tricuspis groenlandicus Schmidt, 1927; (synonym)
- Gymnocanthus tricuspis occidentalis Schmidt, 1927; (synonym)
- Gymnocanthus tricuspis orientalis Schmidt, 1927; (synonym)
- Gymnocanthus tricuspis hudsonius Vladykov, 1933; (synonym)
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Gymnocanthus vandesandei Poll, 1949