| Citation | GBIF, 2021 Ptychognathus ishii T.Sakai, 1939 in GBIF Secretariat (2021). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2022-02-02. |
| Ref. | 125848 GBIF, 2021 |
| Page | |
| Named Used as Valid | Ptychognathus ishii |
| Locality | |
| Distribution | Western Pacific. |