Radix (Radix) auricularia (Linnaeus, 1758)

Marinskiy, Vadim V., 2017, Checklist of the freshwater snails (Mollusca: Gastropoda) of Mongolia, Zootaxa 4317 (1), pp. 45-78 : 56

Radix (Radix) auricularia (Linnaeus, 1758)

( Table 4; fig. 4 G)

Regional distribution. According to our data, thiS SpecieS iS Very common throughout Mongolia, except for itS Southern partS. It occurS in habitatS of different type ranging from large mountain lakeS to Semi-permanent floodplain poolS and Shallow oxbow lakeS.

Extra-limital distribution. A SpecieS of Holarctic diStribution ( KrugloV 2005).

Variation. IndiVidualS of R. auricularia collected in waterbodieS of Mongolia are morphologically Very Similar with their conSpecificS liVing in other partS of EuraSia. VinarSki (2016b) could not reVeal any Significant differenceS among Mongolian and Siberian populationS of R. auricularia .

Figures

FIGURE 4. Shells and genitalia of the lymnaeid snails discUssed in the paper. A— Lymnaea stagnalis (31.07.1982, floodplain of the Orkhon River, leg. Mikhailov). B— L. stagnalis (15.07.2012, Chono-Khoraikhgol River, leg. Vinarski). C— Ladislavella terebra (31.07.1982, floodplain of the Orkhon River, leg. Mikhailov). D, E— Galba sibirica (19.07.2012, Teellin-gol River, leg. Vinarski). F— G. truncatula, the copUlatory apparatUs (25.02.2010, Abkhazia, Gagra District, Wet shore of Inkit Lake, leg. Palatov). G – Radix auricularia (19.07.2012, Teellin-gol River, leg. Vinarski). H— Radix bactriana (13.07.2012, Khar Us NUUr Lake, leg. Vinarski). I— R. parapsilia (09.06.2009, Khovd River, leg. Maryinskiy). J— R. mongolica (13.07.2012, Khar Us NUUr Lake, leg. Vinarski). K— R. mongolica, a scalarid specimen (Hövsgöl Lake, leg. et det. Sitnikova, LIN). L— R. balthica (20.07.1967, Khar Dorgon NUUr Lake, leg. Zhaltsanova). M— R. intermedia, a paralectotype of Limnaea eversa (1877, Eter River near Dja-Dzassyk Monastery, leg. Potanin, ZIN). Scale bars 1 mm (E, F), 2 mm (C, I, J, K), 5 mm (A, B, G, H, L, M).