| Reference no. | Description | year | Name used | Page |
|---|---|---|---|---|
| 118772 | Osawa, M. 2018 A new species of the Polyonyx sinensis group (Crustacea: Decapoda: Anomura: Porcellanidae) from the Central Philippines. Zootaxa 4486(3):393-400. | 2018 | Polyonyx angustus | --> |
| 3477 | MarineSpecies.org 2050 MarineSpecies.org. http://www.marinespecies.org/index.php | 2050 | Polyonyx angustus | --> |