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Greece, Ionia Nisia, Zakynthos, Laganas, beached after storm, collected 1994-10, ex coll. J. Trausel. Image by Joop Trausel and Frans Slieker.
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Rayed trough-shell from the Southern North Sea. 14 November 2006
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Netherlands, Friesland, Terschelling, beachmarker 11, beached, collected 1995-05-00, ex coll. J. Trausel. Image by Joop Trausel and Frans Slieker.
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Greece, Ionia Nisia, Zakynthos, Laganas, beached after storm, collected October 1994, ex coll. J. Trausel. Image by Joop Trausel and Frans Slieker
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Greece, Voreio Aigaio, Lesvos, Kolpos Kallonis, Parakila , at 2 m depth, collected August 1998, ex coll. J. Trausel. Image by Joop Trausel and Frans Slieker
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Spain, Galicia, Pontevedra, IIlla de Arousa, Porto do Campo, at low tide, collected 2018-06-00, ex coll. J. Trausel. Image by Joop Trausel and Frans Slieker.
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United States, Connecticut, Guilford, Great harbour, N of Long Island, washed ashore, collected 1969, ex coll. W.J.H. Onverwagt. Image by Joop Trausel and Frans Slieker
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Angola, Luanda, Mussulo Bay, at 2 m depth, collected 1993, ex coll. J. Trausel. Image by Joop Trausel and Frans Slieker
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New Zealand, Gisborne, near Gisborne, Muriwai Beach, ex coll. H.H.M. Vermeij. Image by Joop Trausel and Frans Slieker.
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United States, Florida, Estero Island, Estero Boulevard, washed ashore on sandy beach, collected February 2008, ex coll. J.N.J. Post. Image by Joop Trausel and Frans Slieker
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New Zealand, Bay of Plenty, Coromandel Co., Coromandel Peninsula, Kereta, by fishing, collected 1971, 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 1972, ex coll. W.J.H. Onverwagt. Image by Joop Trausel and Frans Slieker
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New Zealand, Nelson, Rabbit Island, washed ashore, collected 1987, ex coll. W.J.H. Onverwagt. Image by Joop Trausel and Frans Slieker
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New Zealand, Wellington, Wellington Harbour, in mud, by dredging, ex coll. Mrs. M.A. Wotton. Image by Joop Trausel and Frans Slieker.
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New Zealand, Bay of Plenty, Coromandel Co., Coromandel Peninsula, Whitianga, on sandy bottom, in shallow water at low tide, collected December 1988, ex coll. Natuurmuseum Enschede. Image by Joop Trausel and Frans Slieker
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New Zealand, Nelson, Rabbit Island, low tide, sandy bottom, collected February 1987, ex coll. W.J.H. Onverwagt. Image by Joop Trausel and Frans Slieker
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New Zealand, Nelson, Rabbit Island, washed ashore after cyclone, collected 25th April 1975, ex coll. W.J.H. Onverwagt. Image by Joop Trausel and Frans Slieker
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New Zealand, Northland, Bay of Islands, ex coll. H.C. Higgins. Image by Joop Trausel and Frans Slieker.
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New Zealand, Marlborough, Marlborough Co., Marlborough Sounds, Ocean Bay, on sandy and stony beach with rocks and pools on either side; small stream at N end of the beach, collected 2nd March 1995, ex coll. F.J.A. Slieker Jr.. Image by Joop Trausel and Frans Slieker
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New Zealand, Canterbury, Heathcote Co., Christchurch, Brighton Beach, sandy beach; 3 days after strong E storm; among seaweed and driftwood, collected 16th March 1995, ex coll. F.J.A. Slieker Jr.. Image by Joop Trausel and Frans Slieker
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New Zealand, Marlborough, Awatere Co., Marfells Beach, E of Grassmere Saltworks to lighthouse (Cape Campbell), sand and gravel beach with rocky headlands, sheltered from S storms, collected 3rd March 1995, ex coll. F.J.A. Slieker Jr.. Image by Joop Trausel and Frans Slieker