Costellina Kuščer, 1933: synonym of Paladilhiopsis (Costellina) Kuščer, 1933 represented as Paladilhiopsis Pavlović, 1913 (original rank)
Vitrella Clessin, 1877: synonym of Bythiospeum Bourguignat, 1882 (invalid: junior homonym of Vitrella Swainson, 1840; Bythiospeum is a replacement name)
^Prie V. (2010).
"Spiralix rayi". In: IUCN 2012. IUCN Red List of Threatened Species. Version 2012.2. <www.iucnredlist.org>. Downloaded on 8 February 2013.
Bouchet P., Rocroi J.P., Hausdorf B., Kaim A., Kano Y., Nützel A., Parkhaev P., Schrödl M. & Strong E.E. (2017). Revised classification, nomenclator and typification of gastropod and monoplacophoran families. Malacologia. 61(1-2): 1-526.
Wilke T. (2019). Moitessieriidae Bourguignat, 1863. pp. 122–125, in: C. Lydeard & C.S. Cummings (eds), Freshwater mollusks of the world. A distribution atlas. 242 pp. Baltimore: Johns Hopkins University Press.