Acheilognathus is a genus of freshwater ray-finned fishes belonging to the family Acheilognathidae, the bitterlings. The fishes in this genus are found in Asia. The name is derived from the Greek a, meaning "without", the Greek cheilos, meaning "lip", and the Greek gnathos, meaning "jaw".
Morphology
Fish of this genus range in length from 5 to 27 cm. They are similar in appearance to fishes of the genus Puntius.
Species
These are the currently recognized species in this genus:
- Acheilognathus amurensis <small>(HolÃÂÃÂk, 1962)</small>
- Acheilognathus asmussii <small>(Dybowski, 1872)</small> (Russian bitterling)
- Acheilognathus barbatulus <small>Günther, 1873</small>
- Acheilognathus barbatus <small>Nichols, 1926</small>
- Acheilognathus binidentatus <small>G. L. Li 2001</small>
- Acheilognathus brevicaudatus <small>Y. R. Chen & Z. Y. Li, 1987</small>
- Acheilognathus changtingensis <small>Qing Yang, Y. R. Zhu, B. X. Xiong & H. Z. Liu, 2011</small>
- Acheilognathus chankaensis <small>(Dybowski, 1872)</small> (Khanka spiny bitterling)
- Acheilognathus coreanus <small>Steindachner, 1892</small>
- Acheilognathus cyanostigma <small>D. S. Jordan & Fowler, 1903</small> (Striped bitterling)
- Acheilognathus deignani <small>(H. M. Smith, 1945)</small>
- Acheilognathus elongatoides <small>Kottelat, 2001</small>
- Acheilognathus elongatus <small>(Regan, 1908)</small> (Elongate bitterling)
- Acheilognathus fasciodorsalis <small>V. H. Nguyá»Â
n, 2002</small>
- Acheilognathus gracilis <small>Nichols, 1926</small>
- Acheilognathus hypselonotus <small>(Bleeker, 1871)</small>
- Acheilognathus imberbis <small>Günther, 1868</small>
- Acheilognathus imfasciodorsalis <small>V. H. Nguyá»Â
n, 2002</small>
- Acheilognathus kyphus <small>(ÃÂ. Y. Mai, 1978)</small>
- Acheilognathus lanchiensis <small>(Herre & S.-Y. Lin, 1936)</small>
- Acheilognathus longibarbatus <small>(Mai, 1978)</small>
- Acheilognathus longipinnis <small>Regan, 1905</small> (Deepbody bitterling)
- Acheilognathus longispinnis <small>(Ã
Âshima, 1926)</small>
- Acheilognathus macromandibularis <small>A. Doi, R. Arai & H. Z. Liu, 1999</small>
- Acheilognathus macropterus <small>(Bleeker, 1871)</small>
- Acheilognathus majusculus <small>I. S. Kim & H. Yang, 1998</small>
- Acheilognathus melanogaster <small>Bleeker, 1860</small> (Japanese bitterling)
- Acheilognathus mengyangensis <small>Z. G. Chen, J. H. Gong & Y. S. Guo, 2021</small>
- Acheilognathus meridianus <small>(H. W. Wu, 1939)</small>
- Acheilognathus microphysa <small>J. X. Yang, X. L. Chu & Y. R. Chen, 1990</small>
- Acheilognathus nanchongensis <small>X. J. Deng, 1996</small>
- Acheilognathus nguyenvanhaoi <small>H. D. Nguyá»Â
n, ÃÂ. H. Trần & T. T. Tạ, 2013</small>
- Acheilognathus omeiensis <small>(H. J. Shih & T. L. Tchang, 1934)</small>
- Acheilognathus polylepis <small>(H. W. Wu, 1964)</small>
- Acheilognathus polyspinus <small>(HolÃÂÃÂk, 1972)</small>.
- Acheilognathus rhombeus <small>(Temminck & Schlegel, 1846)</small>.
- Acheilognathus striatus <small>Qing Yang, B. X. Xiong, Q. Y. Tang & H. Z. Liu, 2010</small>
- Acheilognathus tabira <small>D. S. Jordan & W. F. Thompson, 1914</small>.
- Acheilognathus tonkinensis <small>(Vaillant 1892)</small>
- Acheilognathus typus <small>(Bleeker, 1863)</small>
- Acheilognathus yamatsutae <small>Mori, 1928</small>
In addition, there may be two undescribed species in Korea awaiting further study:
- Acheilognathus sp.
- Acheilognathus sp. HR
References