World Register of Marine Species (WoRMS)
Asterias calcar var. hexagona Lamarck, 1816
Mah, C.L. (2026). World Asteroidea Database. Asterias calcar var. hexagona Lamarck, 1816. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=379138 on 2026-08-30
Lamarck, J.B.P.A. de. (1816). Asterie. Histoire naturelle des animaux sans vertebres. 2: 547-568.