| Reference no. | Description | year | Name used | Page |
|---|---|---|---|---|
| 1444 | Riedl, R.J. 1969 Gnathostomulida from America. Science 163(3866):445-452. | 1969 | Nanognathia exigua | 446 |
| 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 | Nanognathia exigua | --> |
| 116122 | Sørensen, M.V. and W. Sterrer 2009 Gnathostomulida of the Gulf of Mexico. pp. 529-532 In Felder, D.L.; Camp, D.K. (eds.) Gulf of Mexico - Origins, Waters, and Biota. Biodiversity. Texas A&M University Press, College Station, Texas. | 2009 | Nanognathia exigua | 532 |