Collecting site

Lake Ladoga (Laatokka, Ladozhskoye Ozero, Ladogasee), Russia

latitude: 61     61°0'0"N
longitude: 31.5     31°30'0"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			Kl. Sortavala, Laatokka (Ladogasee)(V. Jääskeläinen, A. L. det.).
Bdellocephala punctata (Pallas, 1774)	1961 or earlier			Ladoga.
Opistomum arsenii Nasonov, 1917	1917 or earlier			See Ladoga (=Laatokka) bei der Insel Valamo, im Schlamm zwischen Elodea u. Equisetum.
Castrada (Castrada) affinis Hofsten N, 1907	Aug 12, 1916			See Ladoga, Sortavala (russ. Serdobol), im Röhricht am Ufer unter der Eisenbahnbrücke.
Castrada (Castrada) viridis Volz, 1898	1917 or earlier			Ladoga, Ufer von Valamo.
Dochmiotrema limicola Hofsten N, 1907	1917 or earlier			See Ladoga, Ufer der Insel Valamo.
Bothromesostoma essenii Braun, 1885	1917 and earlier			See Ladoga bei Sortavala und Valamo.
Microstomum lineare (Müller, 1773)	1917 or earlier			Im Ladoga bei Sortavala u. Valamo
Gieysztoria expedita (Hofsten N, 1907)	1917 or earlier			Ladoga, Valamo.
Castrella (Castrella) truncata (Abildgaard, 1789)	1917 or earlier