site | site # (info) | collection date | kind | depth | substrate | salin | comments | reference | |
---|---|---|---|---|---|---|---|---|---|
A | western and middle, Czech Republic (Böhmen, Bohmen, Bohemia) | 2640 map | 1911 or earlier | type locality | mud | freshwater | mud in banks of ponds. | Graff Lvon (1913): 220 |