| 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. | Freyella elegans | |
| 3477 | MarineSpecies.org 2050 MarineSpecies.org. | Freyella elegans | |
| 79520 | Sladen, W.P. 1889 Report on the Asteroidea (Starfish) collected by H.M.S. Challenger during the years 1873-1876. | Freyella bracteata | 652 |