Carychium minimum
Carychium minimum is a species of very small air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Ellobiidae.
Description
The width of the shell is 0.9-1.1 mm. The height of the shell is 1.6-2.2 mm. It is wider than the shell of Carychium tridentatum which it closely resembles. As in C. tridentatum shell is dull white and cylindrical and the mouth is oval with two denticles and a thickened lip. However if the last whorl above the aperture is opened this shows the plica parietalis descending in a simple way downwards.Distribution
The distribution of Carychium minimum is Euro-Asiatic.- Northern Europe: Denmark, Finland, Norway, Sweden.
- Western Europe: Belgium, France and Corsica, Great Britain and Channel Islands, Ireland, Luxembourg, Netherlands, Switzerland.
- Central Europe: Austria, Czech Republic, Germany, Hungary, Liechtenstein, Poland, Slovakia, Slovenia.
- Southern Europe: Greece including North Aegean islands, Italy.
- Southeastern Europe: Albania, Bosnia-Herzegovina, Bulgaria, Croatia, Montenegro, Romania, Serbia.
- Southwestern Europe: Andorra, Portugal including Azores and Madeira, Spain.
- Eastern Europe: Belarus, Crimea, Estonia, Kaliningrad, Latvia, Lithuania, Moldova, Ukraine, European Russia.
- Southwestern Asia: Turkey, Armenia, Azerbaijan, Georgia
- Western Siberia
- Central Asia: northern, central, and eastern Kazakhstan
- North America - introduced: Canada ; USA