Daday, E. von. (1887). Monographie der Familie der Tintinnodeen. <em>Mittheilungen aus der Zoologischen Station zu Neapel.</em> 7: 473-591 + Plates 18-21.[details]
Xu, K.; Agatha, S.; Dolan, J. (2024). World Ciliophora Database. Undella Daday, 1887. Accessed through: De Broyer, C.; Clarke, A.; Koubbi, P.; Pakhomov, E.; Scott, F.; Vanden Berghe, E. and Danis, B. (Eds.) (2024) Register of Antarctic Marine Species at: https://www.marinespecies.org/RAMS/aphia.php?p=taxdetails&id=235764 on 2024-05-06
De Broyer, C.; Clarke, A.; Koubbi, P.; Pakhomov, E.; Scott, F.; Vanden Berghe, E. and Danis, B. (Eds.) (2024). Register of Antarctic Marine Species. Undella Daday, 1887. Accessed at: https://marinespecies.org/rams./aphia.php?p=taxdetails&id=235764 on 2024-05-06
original descriptionDaday, E. von. (1887). Monographie der Familie der Tintinnodeen. <em>Mittheilungen aus der Zoologischen Station zu Neapel.</em> 7: 473-591 + Plates 18-21.[details]
basis of recordZavodnik, D; Kovacic, M. (2000). Index of marine Fauna in Rijeka Bay (Adriatic Sea, Croatia). <em>Nat. Croat.</em> 9(4): 297-379.[details]
additional sourceBalech, E. (1975). La famillia Undellidae (Protozoa, Ciliophora, Tintinnina). <em>Physis, Seccion A,.</em> 34:377-398.[details] Available for editors
Present Inaccurate Introduced: alien Containing type locality