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Vallonia pulchella

Species dimensions. Shell height: 1.3 mm, shell width: 2.5 mm.

Images description

1. Vallonia pulchella, Slovakia.
Photo by © Michal Horsák, 2017.

2. Vallonia pulchella, Veveří u Brna, Moravia.
Photo by © Radovan Coufal, 2020.

3. Vallonia pulchella, excentrica race.
Photo by © Michal Horsák, 2017.

4. Vallonia pulchella, shell form enniensis, Slovakia.
Photo by © Michal Horsák, 2017.

5. Vallonia pulchella, an aberrant shell development of V. pulchella due to parasite-induced castration.
Photo by Michal Horsák, 2016.

6. Vallonia pulchella, an aberrant shell development of V. pulchella due to parasite-induced castration.
Photo by Michal Horsák, 2016.

7. Vallonia pulchella, an aberrant shell development of V. pulchella due to parasite-induced castration.
Photo by Michal Horsák, 2016.

8. Distribution map of Vallonia pulchella, shell form enniensis, until 2016.
Image by Horsák M. et al.: Check-list and distribution maps of the molluscs of the Czech and Slovak Republics. – Online at <https://mollusca.sav.sk/malacology/checklist.htm>.