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Esrum Sø (Esrom Sö), Denmark
latitude: 56
longitude: 12.4
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
| Planaria torva | 1938 or earlier | Esrom Sö. | ||
| Mesostoma tetragonum | 1938 or earlier | |||
| Plagiostomum lemani | 1938 or earlier |