| Reference no. | Description | Year | Name Used | Page |
|---|---|---|---|---|
| 122130 | Shepherd, B., T.A.Y. Phelps, H.T. Pinheiro, C.R. Rocha and L.A. Rocha, 2020. Two new species of Plectranthias (Teleostei, Serranidae, Anthiadinae) from mesophotic coral ecosystems in the tropical Central Pacific. ZooKeys 941:145-161. | 2020 | Plectranthias polygonius | 147;fig.1-2A;tab.1 |
| 138291 | Anderson, W.D. Jr., 2022. Additions and emendations to the annotated checklist of anthiadine fishes (Percoidei: Serranidae). Zootaxa 5195(6):567-578. | 2022 | Plectranthias polygonius | 572 |
| 138265 | Tang, C.N. and W.J. Chen, 2025. A 40-year taxonomic enigma: multigene phylogeny resolves the polyphyly of Plectranthias (Perciformes: Anthiadidae) and supports a revised taxonomy. Zool. J. Linn. Soc. 205(3)[zlaf148]:1-36 | 2025 | Xenanthias polygonius | 19;31;tab.3; |