| Ref. | Description | Named Used | Page |
|---|---|---|---|
| 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. | Nais variabilis | |
| 833 | Ruppert, E.E., R.S. Fox and R.D. Barnes 2004 Invertebrate Zoology. A functional evolutionary approach. 7th Ed. | Nais variabilis | |
| 2802 | Markowski, S. 1962 Faunistic and ecological investigations in Cavendish Dock, Barrow-In-Furness. | Nais variabilis | 45 |