Type species: Nematops microstoma Günther, 1880, by monotypy.
- Günther, A.C.L.G. 1880. Report on the shore fishes procured during the voyage of H. M. S. Challenger in the years 1873–1876. Report on the scientific results of the voyage of H.M.S. Challenger during the years 1873–76 under the command of Captain George S. Nares ... and the late Captain Frank Tourle Thomson, R.N. Zoology. 1(6): 1–82, , Pls. 1–32. BHL Reference page.