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Bailiwick of Guernsey, Herm, Shell Beach , beached, collected May 2001, ex coll. J. Trausel. Image by Joop Trausel and Frans Slieker
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France, Bretagne, Ille-et-Vilaine, Saint-Malo, by fishing, collected July 1979, ex coll. W.J.H. Onverwagt. Image by Joop Trausel and Frans Slieker
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France, Bretagne, Cotes-d'Armor, Erquy. Image by Joop Trausel and Frans Slieker
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France, Bretagne, Cotes-d'Armor, Erquy. Image by Joop Trausel and Frans Slieker
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France, Bretagne, Ille-et-Vilaine, Dinard, beached, collected 1991, ex coll. J. Trausel. Image by Joop Trausel and Frans Slieker
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Senegal, Thies, M'Bour. Image by Joop Trausel and Frans Slieker
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Sao Tomé and Principe, Sao Tomé, off Ilheu das Cabras, on sand, by diving, at 12-15 m depth, collected 2004-10, ex coll. J. Trausel. Image by Joop Trausel and Frans Slieker.
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Portugal, Madeira, bay on SE coast, CANCAP 1.067, sand, shell gravel and clay, van Veen grab, at 30 m depth, collected 1976-03, ex coll. J. Trausel. Image by Joop Trausel and Frans Slieker.
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Spain, Canarias, SE of Fuerteventura, Punta de Gran Tarajal, CANCAP 2.048, sandy bottom, van Veen grab, at 100 m depth, collected 27th August 1977, ex coll. W.J.H. Onverwagt. Image by Joop Trausel and Frans Slieker
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New Zealand, Bay of Plenty, Coromandel Co., Coromandel Peninsula, Kereta, by fishing, collected 1976, ex coll. W.J.H. Onverwagt. Image by Joop Trausel and Frans Slieker