FreshGEN name details
original description
Hilgendorf, F. (1867). Über <em>Planorbis multiformis</em> im Steinheimer Süßwasserkalk. <em>Monatsberichte der Königlich-Preussischen Akademie der Wissenschaften zu Berlin.</em> 1866: 474-504., available online at https://www.biodiversitylibrary.org/page/39053038 page(s): 484-485, unnumbered plate, fig. 8 [details]
status source
Rasser, M. W. (2013). Evolution in isolation: the Gyraulus species flock from Miocene Lake Steinheim revisited. <em>Hydrobiologia.</em> 739(1): 7-24., available online at https://doi.org/10.1007/s10750-013-1677-4 [details] Available for editors [request]
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