Xu, K.; Agatha, S. & Dolan, J. (2021). World Ciliophora Database. Helicostomella Jörgensen, 1924. Accessed through: Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2021) European Register of Marine Species at: http://marbef.org/data/aphia.php?p=taxdetails&id=172434 on 2023-05-28
Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2023). European Register of Marine Species. Helicostomella Jörgensen, 1924. Accessed at: https://marbef.org/data/aphia.php?p=taxdetails&id=172434 on 2023-05-28
basis of recordPatterson, D. (2001). Platypus checklist of Protoctista[details]
additional sourceKufferath, H. (1950). Recherches sur le plancton de la mer flamande (mer du Nord méridionale): 1. Quelques flagellés, protistes et "cætera". <em>Bull. K. Belg. Inst. Nat. Wet.</em> 26(29): 1-43. (look up in RoR) [details]
Present Inaccurate Introduced: alien Containing type locality