| Reference no. | Description | year | Name used | Page |
|---|---|---|---|---|
| 125652 |
IUCN 2021 The IUCN Red List of Threatened Species. Version 2021-3. |
2021 | Esacus magnirostris | --> |
| 127697 |
IUCN 2022 The IUCN Red List of Threatened Species. Version 2022-1. |
2022 | Esacus magnirostris | --> |
| 127933 | Villancio, G.G., R.A. Duco, R. Sales Jr., G. Labiano, J.F. Beloy, R. Urriza and E. Austria 2022 An annotated checklist of birds of the Dinagat Islands, Philippines. Check List 18(5):1147-1164. | 2022 | Esacus magnirostris | tab.5 |
| 130435 | IUCN 2025 The IUCN Red List of Threatened Species. 1964 - onwards. https://www.iucnredlist.org/ | 2025 | Esacus magnirostris | ver.2025-1 |
| 3477 | MarineSpecies.org 2050 MarineSpecies.org. http://www.marinespecies.org/index.php | 2050 | Esacus magnirostris | --> |