| Reference no. | Description | Year | Name Used | Page |
|---|---|---|---|---|
| 90265 | McCosker, J.E., S. Ide and H. Endo, 2012. Three new species of ophichthid eels (Anguilliformes: Ophichthidae) from Japan. Bull. Natl. Mus. Nat. Sci. Ser. A Suppl. 6:1-16. | 2012 | Ophichthus machidai | 8-11;fig.4-6;tab.3 |
| 128868 | Beolens, B., M. Grayson and M. Watkins, 2023. Eponym dictionary of Fishes. Dunbeath, Caithness (Scotland, UK): Whittles Publishing Limited, 1300 p. | 2023 | Ophichthus machidai | 822 |
| 130435 | IUCN, 2025. The IUCN Red List of Threatened Species. 1964 - onwards. https://www.iucnredlist.org/ | 2025 | Ophichthus machidai | ver.2025-2 |
| 123477 | ECoF, Eschmeyer's Catalog of Fishes, 2026. Catalog of Fishes. 1985 - onwards. CITATION NOT TO BE USED OUTSIDE FISHBASE. SEE REMARKS. Authorship varies in time: Eschmeyer, W.N.; Fricke, R.; Van der Laan, R. Web database. http://researcharchive.calacademy.org/research/ichthyology/catalog/fishcatmain.asp | 2026 | Ophichthus machidai | 06/2023 |