Acheilognathus hypselonotus
Introduction '''''Acheilognathus hypselonotus''''' is a species of freshwater ray-finned fish in the genus ''Acheilognathus''. It is found in the lower regions of the Yangtze River in China. Its maximum length is 16.5 cm. This species is once thought to be extinct, but was rediscovered in Dongting Lake in 2018.
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