| Reference no. | Description | Year | Name Used | Page |
|---|---|---|---|---|
| 80361 | Gan, X., J.-H. Lan and E. Zhang, 2009. Metzia longinasus, a new cyprinid species (Teleostei: Cypriniformes) from the Pearl River drainage in Guangxi Province, South China. Ichthyol. Res. 56:55-61. | 2009 | Metzia longinasus | 55-61 |
| 104754 | Luo, W., J.P. Sullivan, H.-T. Zhao and Z.-G. Peng, 2015. Metzia parva, a new cyprinid species (Teleostei: Cypriniformes) from south China. Zootaxa 3962(1):226-234. | 2015 | Metzia longinasus | 231 |
| 105471 | eElurikkus, 2015. eElurikkus koondab ühte portaali Eesti eluslooduse andmed. http://elurikkus.ut.ee/ | 2015 | Metzia longinasus | --> |
| 130435 | IUCN, 2025. The IUCN Red List of Threatened Species. 1964 - onwards. https://www.iucnredlist.org/ | 2025 | Metzia longinasus | ver.2025-2 |