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Volkerak, Netherlands
latitude: 51.650002
longitude: 4.2833
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
| Ptychopera spinifera | May 1965 | Ooltgensplaat, salt-marsh along the Vokerak. Bilio personal communication. | ||
| Ptychopera spinifera | Aug 1965 | Ooltgensplaat, salt-marsh along the Vokerak. collected by A. J. J. Sandee. |