| author | date | title | journal / publication | L'Hardy J-P | 1964 | Prognathorhynchus typhlus n. sp., nouveau Turbellarie Calyptorhynque des sables de Roscoff. | Cah Biol Mar 5:399-404 |
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| Gnathorhynchidae Prognathorhynchus Meixner, 1929 | w | other taxonomic work | ||
| Prognathorhynchus typhlus L'Hardy, 1964 | w | primary taxonomic authority (describer) | ||
| Gnathorhynchus hastatus Meixner, 1929 | w | latest taxonomic authority |