Kroh, A.; Mooi, R. (2024). World Echinoidea Database. Hygrosomatinae Smith & Wright, 1990. Accessed through: Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2024) European Register of Marine Species at: https://www.marbef.org/data/aphia.php?p=taxdetails&id=510896 on 2024-04-23
Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2024). European Register of Marine Species. Hygrosomatinae Smith & Wright, 1990. Accessed at: http://www.marbef.org/data/aphia.php?p=taxdetails&id=510896 on 2024-04-23