World Register of Marine Species (WoRMS)
Mah, C.L. (2026). World Asteroidea Database. Sporasterias spirabilis (Bell, 1881). Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=379019 on 2026-08-29
Bell, F.J. (1881). 1. Contributions to the Systematic Arrangement of the Asteroidea. I The species of the genus Asterias. Proceedings of the Zoological Journal of London. 492-515.