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north flat (Nordwatt), Helgoland Island, Germany
latitude: 54.200001
longitude: 7.895833
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
| Paraproporus diovatus | Jul 1964 | fine shell | museum specimen number: SMF 3293-94 |