| Reference no. | Description | Year | Name Used | Page |
|---|---|---|---|---|
| 129296 | Fuentes, K.M., C.C. Baldwin, D.R. Robertson, C.C. Lardizabal and L. Tornabene, 2023. Two new species of Varicus from Caribbean deep reefs, with comments on the related genus Pinnichthys (Teleostei, Gobiidae, Gobiosomatini, Nes subgroup). Zookeys 1180:159-180. | 2023 | Varicus prometheus | 162-169;tab.1;fig.2-4 |
| 130435 | IUCN, 2025. The IUCN Red List of Threatened Species. 1964 - onwards. https://www.iucnredlist.org/ | 2025 | Varicus prometheus | ver.2025-2 |