| Reference no. | Description | year | Name used | Page |
|---|---|---|---|---|
| 7974 | Beanland, F.L. 1940 Sand and mud communities in the Dovey Estuary. Journal of the Marine Biological Association of the United Kingdom 24:589-611. | 1940 | Retusa alba | --> |
| 833 | Ruppert, E.E., R.S. Fox and R.D. Barnes 2004 Invertebrate Zoology. A functional evolutionary approach. 7th Ed. Brooks/Cole, Thomson Learning learning, Inc. 990 p. | 2004 | Retusa alba | --> |
| 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 | Retusa alba | --> |