Xu, K.; Agatha, S.; Dolan, J. (2024). World Ciliophora Database. Parafavella calycina (Jörgensen, 1901). Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=427597 on 2024-07-30
original description(ofCyttarocylis denticulata var. calycina Jörgensen, 1901)Jørgensen, E. (1901). Protistenplankton aus dem Nordmeere in dem Jahren 1897-1900. <em>Bergens Museums Aarbog.</em> 1900: No. VI, 37 pp,, 3 plates. page(s): pg. 7, plate 1, fig. 6 [details]