| Reference no. | Description | year | Name 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. CD-ROM; Species 2000: Reading, U.K. | 2005 | Planaxis nucleus | --> |
| 106988 | Brunt, M.A. and J.E. Davies 2012 The Cayman Islands: natural history and biogeography. Springer Science and Business Media, 604 pp. | 2012 | Planaxis nucleus | --> |