basis of recordEichhorst, T. E. (2016). <i>Neritidae of the world. Volume two</i>. <em>Harxheim: Conchbooks. Pp. 695-1366.</em> page(s): 909, pl. 275-276 [details]
source of synonymySands, A.F.; Glöer, P.; Gürlek, M.E.; Albrecht, C.; Neubauer, T.A. (2020). A revision of the extant species of <em>Theodoxus</em> (Gastropoda, Neritidae) in Asia, with the description of three new species. <em>Zoosystematics and Evolution.</em> 96(1): 25-66., available online athttps://zse.pensoft.net/article/48312/[details] Available for editors [request]
Present Inaccurate Introduced: alien Containing type locality
From editor or global species database
Distribution Portugal, Spain, an isolated popultaion in Morocco [details] Type locality [Portugal] “ruisseau d’Alemquer en Estremadure” (="Alemquer stream in Estremadura") [details]