| Ref. | Description | Named Used | Page |
|---|---|---|---|
| 833 | Ruppert, E.E., R.S. Fox and R.D. Barnes 2004 Invertebrate Zoology. A functional evolutionary approach. 7th Ed. | Spanioplon werthi | |
| 3477 | MarineSpecies.org 2050 MarineSpecies.org. | Spanioplon werthi | |
| 87531 | Sarà, M., A. Balduzzi, M. Barbieri, G. Bavestrello and B. Burlando 1992 Biogeographic traits and checklist of Antarctic demosponges. | Spanioplon werthi | 578 |
| 87679 | Boury-Esnault, N. and M. Van Beveren 1982 Les Démosponges du plateau continental de Kerguelen-Heard. | Spanioplon werthi |