Taxon classification Animalia Hygrophila Lymnaeidae

eversa von Martens, 1882 Figs 17, 18

Limnaea ovata var. eversa von Martens 1882: 35, pl. 4, fig. 7.

Limnaea auricularia var. eversa Zhadin 1933: 96, fig. 39.

Lymnaea eversa Starobogatov & Streletzkaya 1967: 231, fig. 18.

Type material.

The lectotype of Limnaea ovata var. eversa (see Fig. 17) was designated by Starobogatov and Streletzkaya (1967). It is housed in ZIN (No. 2 in systematic catalogue). ZIN collection contains also 25 paralectotypes (No. 1 in systematic catalogue). Other 19 paralectotypes (adult and juvenile shells) are in ZMB (accession number 34822).

Type locality.

Northern Mongolia, Eter River near Dzha-Dzassyk Monastery. leg. Potanin, 1877.

Current taxonomic allocation.

Radix (Peregriana) balthica (L., 1758). Most of the syntypes correspond to the species Lymnaea (Peregriana) intermedia Lamarck, 1822 sensu Kruglov 2005 = Radix balthica s. lato.

ZMB paralectotypes dimensions.

See Table 1.