Mah, C.L. (2025). World Asteroidea Database.
Freyella Perrier, 1885. Accessed through: RAS (Eds.) (2025) Register of Antarctic Species at: https://ras.biodiversity.aq/aphia.php/aphia.php?p=taxdetails&id=123217 on 2025-04-03
RAS (Eds.) (2025). Register of Antarctic Species.
Freyella Perrier, 1885. Accessed at: https://ras.biodiversity.aq/aphia.php/aphia.php?p=taxdetails&id=123217 on 2025-04-03