original description
Schlotheim, E. F. von. (1820). Die Petrefactenkunde auf ihrem jetztigen Standpunkte durch die Beschreibung seiner Sammlung versteinerter und fossiler Überreste des Thier- und Pflanzenreichs der Vorwelt. Becker, Gotha, lxii + 437 pp., available online at http://books.google.at/books/about/Die_Petrefactenkunde_auf_ihrem_jetzigen.html?id=4SQ-AAAAcAAJ&redir_esc=y
page(s): 108-109 [details]
new combination reference
Kadolsky, D. (2008). Zur Identität und Synonymie der häufigeren 'Hydrobien' der Rüssingen-Formation (Inflata-Schichten) und Wiesbaden-Formation (Hydrobien-Schichten) (Miozän, Mainzer Becken). <em>Senckenbergiana lethaea.</em> 88 (2), 229-266.
page(s): 242 [details] Available for editors [request]
From editor or global species database
Type locality Type locality unclear - Schlotheim (1820) stated that it nearly always co-occurs with the former species (i.e., Helicites gregarius = Hydrobia gregaria), for which he listed several localities from the areas of Mainz and Frankfurt, as well as Bouxwiller ("Buschweiler") in Alsace/France. The latter record clearly belongs to a different species. [details]