Xu, K.; Agatha, S.; Dolan, J. (2024). World Ciliophora Database. Parafolliculina violacea (Giard, 1888) Hadzi, 1951. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=111883 on 2024-09-13
basis of recordMulisch, M. (2001). Ciliates - folliculinids, <B><I>in</I></B>: Costello, M.J. <i>et al.</i> (Ed.) (2001). <i>European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels,</i> 50: pp. 41-42 (look up in IMIS) [details]