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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
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Greece, Anatoliki Makedonia kai Thraki, Kavala, Thasos, Alyki, at 2 m depth, collected July 1988, ex coll. J. Trausel. Image by Joop Trausel and Frans Slieker
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Spain, Andalucía, Málaga, off Málaga, by dredging, at 30-40 m depth, collected 1990, ex coll. J. Trausel. Image by Joop Trausel and Frans Slieker.
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France, Leucate (11), Salses-Leucate lagoon, collected on the beach february 2020, collection S. Clanzig, image © Sylvain Clanzig.
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France, Leucate (11), Salses-Leucate lagoon, collected on the beach february 2020, collection S. Clanzig, image © Sylvain Clanzig.
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Norway, Svalbard, Sorgefjord, by dredging, collected 1996, ex coll. J. Trausel. Image by Joop Trausel and Frans Slieker
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Kongsfjorden, 79°00’ N 11°55’ E, 79 m source: http://www.iopan.gda.pl/%7Emaria/wwwmollusca/index.html
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Sweden, Värmland, at 14 m depth, collected 7th August 1967, ex coll. E.F. de Vogel. Image by Joop Trausel and Frans Slieker
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North Sea, Great Fisher Bank, by fishing, collected 1976-11, ex coll. J.J.C. Gouda. Image by Joop Trausel and Frans Slieker.
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Italy, Lazio, Latina, Sperlonga, at 100 m depth, collected March 2000, ex coll. J. Trausel. Image by Joop Trausel and Frans Slieker
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Norway, Nordland, Lofoten Islands, Vesteralen, Gisloya, collected 1996-06-00, ex coll. J. Trausel. Image by Joop Trausel and Frans Slieker.
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Svalbard, SMNH 51281 source: http://www.iopan.gda.pl/%7Emaria/wwwmollusca/index.html
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North Sea, 15 miles N of Texel, Texelse Stenen Bank, by fishing, at 50-100 m depth, collected 1984-05, ex coll. J. Trausel. Image by Joop Trausel and Frans Slieker.
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Spain, Andalucía, Málaga, off Málaga, by fishing, at 20-30 m depth, collected 2000-10-00, ex coll. J. Trausel. Image by Joop Trausel and Frans Slieker.
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Bailiwick of Guernsey, Herm, Shell Beach . Image by Joop Trausel and Frans Slieker