| Reference no. | Description | year | Name used | Page |
|---|---|---|---|---|
| 1728 | Lee, J.M. and C.Y. Chang 2003 Two new marine Gastrotrichs of the Genus Ptychostomella (Macrodasyida, Thaumastodermatidae) from South Korea. Zoological Science 20:481-489. | 2003 | Ptychostomella orientalis | 482 |
| 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 | Ptychostomella orientalis | --> |