| 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. | Bugula gracilis | |
| 3477 | MarineSpecies.org 2050 MarineSpecies.org. | Bugula gracilis | |
| 85344 | de la Cuadra, C.M.L.-F. 2010 Bryozoans. | Bugula gracilis | 282 |