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Sirkka Immeljärvi, Finland
latitude: 67.795883
longitude: 24.790701
Precision of location: Gauged from chart or map
Site Named Here: By name of island, bay, strait, lake, river, or stream, etc., named in source publication
| Castrella truncata | 1955 or earlier | Sirkka Immeljärvi, Sand u. Steinen |