| Reference no. | Description | year | Name used | Page |
|---|---|---|---|---|
| 1447 | Sterrer, W. 1991 Gnathostomulida from Tahiti. Zoologica Scripta 20. | 1991 | Pterognathia ugera | --> |
| 1184 | Sterrer, W. 2004 Gnathostomulida from the Twin Cays, Belize, Mangrove Community. Atoll Research Bulletin No. 20. | 2004 | Pterognathia ugera | 4 |
| 19 | Bisby, F.A., M.A. Ruggiero, K.L. Wilson, M. Cachuela-Palacio, S.W. Kimani, Y.R. Roskov, A. Soulier-Perkins and J. van Hertum 2005 Species 2000 & ITIS Catalogue of Life: 2005 Annual Checklist. CD-ROM; Species 2000: Reading, U.K. | 2005 | Pterognathia ugera | --> |
| 1469 | Sterrer, W. 2006 Gnathostomulida from the Otago Peninsula, southern New Zealand. Zootaxa 1172:1-19. | 2006 | Pterognathia ugera | --> |
| 98244 | Smithsonian Institution 2014 Pterognathia ugera Sterrer. http://collections.si.edu/search/results.htm?q=Pterognathia%09ugera [Accessed 12/02/2014]. | 2014 | Pterognathia ugera | --> |