| Referência no. | Descrição | Ano | Nome utilizado | Página |
|---|---|---|---|---|
| 76869 | Schwarzhans, W. and P.R. Møller, 2007. Review of the Dinematichthyini (Teleostei: Bythitidae) of the Indo-west Pacific. Part III. Beaglichthys, Brosmolus, Monothrix and eight new genera with description of 20 new species. The Beagle, Records of the Museums and Art Galleries of the Northern Territory 23:29-110. | 2007 | Ungusurculus williamsi | 97;fig.39,50-51;tab.2,23 |
| 90102 | Allen, G.R. and M.V. Erdmann, 2012. Reef fishes of the East Indies. Perth, Australia: Universitiy of Hawai'i Press, Volumes I-III. Tropical Reef Research. | 2012 | Ungusurculus williamsi | 139 |
| 128868 | Beolens, B., M. Grayson and M. Watkins, 2023. Eponym dictionary of Fishes. Dunbeath, Caithness (Scotland, UK): Whittles Publishing Limited, 1300 p. | 2023 | Ungusurculus williamsi | 1418 |