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Netherlands, Zuid-Holland, Hoek van Holland, beached after storm, collected February 1998, ex coll. J. Trausel. Image by Joop Trausel and Frans Slieker
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Greece, Ionia Nisia, Lefkada, Syvota, at 3 m depth, collected July 1999, ex coll. J. Trausel. Image by Joop Trausel and Frans Slieker
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France, Languedoc-Roussillon, Pyrénées-Orientales, Banyuls sur Mer, at 50 m depth, collected July 1976, ex coll. J. Trausel. Image by Joop Trausel and Frans Slieker
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North Sea, N North Sea, collected 1967-00-00, ex coll. F.J.A. Slieker. Image by Joop Trausel and Frans Slieker.
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France, Languedoc-Roussillon, Gard, Etang du Repaus, collected May 1998, ex coll. J. Trausel. Image by Joop Trausel and Frans Slieker
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Netherlands, Noord-Holland, Texel, in Waddenzee, collected May 1998, ex coll. J. Trausel. Image by Joop Trausel and Frans Slieker