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Lake Ladoga (Laatokka, Ladozhskoye Ozero, Ladogasee), Russia
latitude: 61
longitude: 31.5
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
| Polycelis tenuis | 1961 or earlier | Kl. Sortavala, Laatokka (Ladogasee)(V. Jääskeläinen, A. L. det.). | ||
| Bdellocephala punctata | 1961 or earlier | Ladoga. | ||
| Opistomum arsenii | 1917 or earlier | See Ladoga (=Laatokka) bei der Insel Valamo, im Schlamm zwischen Elodea u. Equisetum. | ||
| Castrada affinis | Aug 12, 1916 | See Ladoga, Sortavala (russ. Serdobol), im Röhricht am Ufer unter der Eisenbahnbrücke. | ||
| Castrada viridis | 1917 or earlier | Ladoga, Ufer von Valamo. | ||
| Dochmiotrema limicola | 1917 or earlier | See Ladoga, Ufer der Insel Valamo. | ||
| Bothromesostoma essenii | 1917 and earlier | See Ladoga bei Sortavala und Valamo. | ||
| Microstomum lineare | 1917 or earlier | Im Ladoga bei Sortavala u. Valamo | ||
| Gieysztoria expedita | 1917 or earlier | Ladoga, Valamo. | ||
| Castrella truncata | 1917 or earlier |