| Reference no. | Description | year | Name used | Page |
|---|---|---|---|---|
| 123691 | Plotkin, A., C. Morrow, E. Gerasimova and H.T. Rapp 2017 Polymastiidae (Demospongiae:Hadromerida) with ornamented exotyles: areview of morphological affinities anddescription of a new genus and three newspecies. Journal of the Marine Biological Association of the United Kingdom 97(6):1351-1406. | 2017 | Sphaerotylus borealis | 1364 |
| 3477 | MarineSpecies.org 2050 MarineSpecies.org. http://www.marinespecies.org/index.php | 2050 | Sphaerotylus borealis | --> |