World Register of Marine Species (WoRMS)
Xu, K.; Dolan, J. (2026). World Ciliophora Database. Paraspathidium fuscum (Kahl, 1928). Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=417520 on 2026-08-27