Troglonectes microphthalmus

(Du, Chen and Yang 2008) Zhang and Zhao 2016

CypriniformesCobitoidei Nemacheilidae


Oreonectes microphthalmus  Du, Chen and Yang 2008




Holotype: KIZ 2004009395 39.0mm SL.

Paratypes: KIZ 2004009394 46.9mm SL, 20040093996-99 30.8mm - 36.1mm SL.


Known only from the type locality: Du'an County, Guangxi Zhuang Autonomous Region, China (24°15'N, 107°05'E).


There are 19 described species in the genus Troglonectes (Eschmeyer 2022), all expect one are hypogean fishes with reduced eyes, reduced pigment and reduced scales. The only epigean member of the genus is Troglonectes hechiensis Zhao, Liu, Du and Luo 2021. The epigean species is a member of a monophyletic group which also contains T. furcocaudalis, T. daqikongensis, T. jiarongensis and T. shuilongensis (Zhao, Liu, Du and Luo 2021).

Conservation Status


Museum Holdings

As above only.

Key References

Du, L. N., Chen, X. Y. and Yang, J.X. Journal Article 2008 A review of the Nemacheilinae genus Oreonectes Gunther with descriptions of two new species (Teleostei : Balitoridae)
Huang, J.Q., Yang, J., Wu, Z.Q. and Zhao, Y.H. Journal Article 2019 Oreonectes guilinensis (Teleostei, Cypriniformes, Nemacheilidae), a new loach species from Guangxi, China
Zhao, L.-X., Liu, J.-H., Du, L.N. and Luo, F.G. Journal Article 2021 A new loach species of Troglonectes (Teleostei: Nemacheilidae) from Guangxi, China