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Solomon Islands, Guadalcanal, Marau Sound, Honiara, by dredging, at 10-12 m depth, collected 1979, ex coll. W.J.H. Onverwagt. Image by Joop Trausel and Frans Slieker
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Philippines. Image by Joop Trausel and Frans Slieker
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Philippines, collected September 1992, ex coll. J. Trausel. Image by Joop Trausel and Frans Slieker
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Solomon Islands, Malaita, Ata'a. Image by Joop Trausel and Frans Slieker
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Solomon Islands, Malaita, Ata'a, by fishing, collected 1965, ex coll. W.J.H. Onverwagt. Image by Joop Trausel and Frans Slieker
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Bahamas, City of Freeport, Gold Rock, shell-sand , by dredging, at 30 m depth, collected 1980-08-20, ex coll. W.J.H. Onverwagt. Image by Joop Trausel and Frans Slieker.
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Curaçao, Spaanse Water, shallow water, by snorkeling, collected 1967-00-00, ex coll. W.J.H. Onverwagt. Image by Joop Trausel and Frans Slieker.
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Indonesia, Laut Banda (Banda Sea), SNELLIUS II Expedition, Sta. 39, collected 15th February 1985, ex coll. NIOZ. Image by Joop Trausel and Frans Slieker
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Japan, Kagoshima, O-Shima Island, at 3.6-9 m depth, collected 1989, ex coll. W.J.H. Onverwagt. Image by Joop Trausel and Frans Slieker
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Finding place: Dampier, Western Australia. 33mm.
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Australia, Western Australia, Port Hedland, low tide, muddy-sand bottom, collected 1980, ex coll. W.J.H. Onverwagt. Image by Joop Trausel and Frans Slieker
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Australia, Western Australia, Port Hedland, low tide, mud-sand, collected 1980, ex coll. W.J.H. Onverwagt. Image by Joop Trausel and Frans Slieker
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United States, Hawaii, Oahu Island, Maui-Lalua Bay, sand coral bottom , by dredging, at 18-24 m depth, collected 1981, ex coll. W.J.H. Onverwagt. Image by Joop Trausel and Frans Slieker
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Kenya, Mombasa, Mombasa, by fishing, collected 1993, ex coll. W.J.H. Onverwagt. Image by Joop Trausel and Frans Slieker
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Solomon Islands, Guadalcanal, Marau Sound, Honiara, sandy bottom , by dredging, at 15-20 m depth, collected 1981, ex coll. W.J.H. Onverwagt. Image by Joop Trausel and Frans Slieker
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New Zealand, Bay of Plenty, Coromandel Peninsula, Kereta, Takapuna Beach, in sandy mud, shallow water, at low tide, collected April 1991, ex coll. Natuurmuseum Enschede. Image by Joop Trausel and Frans Slieker
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New Zealand, Marlborough, Pelorus Sound, Maud Island, sandy shore, collected 2006-11-00, ex coll. M.A. Wotton. Image by Joop Trausel and Frans Slieker.
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New Zealand, Northland, Whangarei harbour inlet, by fishing, collected 1980, ex coll. W.J.H. Onverwagt. Image by Joop Trausel and Frans Slieker
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Cape Verde, Boa Vista, Ilheu de Sal Rei, ex coll. J. Trausel. Image by Joop Trausel and Frans Slieker.
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New Zealand, Northland, Martin's Bay, in sand at low tide, collected 1991-04-00, ex coll. Natuurmuseum Enschede. Image by Joop Trausel and Frans Slieker.
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New Zealand, Chatham Islands Territory, Owenga, collected April 2011, ex coll. M.A. Wotton. Image by Joop Trausel and Frans Slieker
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New Zealand, Waikato, Coromandel Peninsula, Whitianga, Buffalo Beach, collected 1982-01-00, ex coll. Mrs. M.A. Wotton. Image by Joop Trausel and Frans Slieker.
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Panama, Veraguas, Isla Cebaco, by trawling, at 36 m depth, collected 1984, ex coll. W.J.H. Onverwagt. Image by Joop Trausel and Frans Slieker
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United States, Florida, Miami, Stiltsville, on grassy sandflats, at 0.6-2.4 m depth, collected January 1987, ex coll. J.G.B. Nieuwenhuis. Image by Joop Trausel and Frans Slieker