Collecting site
Ruuhijärvi, Finland
there are several lakes Ruuhijärvi, but this one is close to the (N.) map area p. 42, not sure this is the one Luther 1961 {2736} is referring to on page 22.
latitude: 61.033333 61°1'60"N
longitude: 26.016666 26°0'60"E
[Precision of location: Alexandria Digital Library (with NGA GNDB data)]
[Site Named Here by name of island, bay, strait, lake, river, or stream, etc., named in source publication]
Collected here:
Polycelis tenuis Ijima, 1884 | 1961 or earlier | | | N. [map reference area, p. 42]; Ruuhijärvi. |
Bothromesostoma personatum (Schmidt, 1848) | 1963 or earlier | | | |
Castrella (Castrella) truncata (Abildgaard, 1789) | 1955 or earlier | | | |