type specimen holotype Quaternary Holocene recent FEU-1023915
|  | identified by scientist Quaternary Holocene recent French Polynesia and off Challenger Station 285to286 FEU-1003287
|  | identified by scientist Quaternary Holocene recent off Argentina Challenger Station 323 FEU-1003288
|  | identified by scientist Jurassic Upper Jurassic Tithonian United Kingdom and Ireland FEU-1024557
|  | identified by M. Hesemann Quaternary Holocene recent Pacific off Alaska Sitka FEU-1024353
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identified by M. Hesemann Quaternary Holocene recent Pacific off Alaska Sitka FEU-1024354
|  | identified by M. Hesemann Quaternary Holocene recent Greater North Sea Ringdalsfjord FEU-1024145
|  | identified by M. Hesemann Quaternary Holocene recent Greater North Sea Ringdalsfjord FEU-1024146
|  | identified by M. Hesemann Quaternary Holocene recent Greater North Sea Ringdalsfjord FEU-1024148
|  | identified by M. Hesemann Quaternary Holocene recent Pacific off Alaska Sitka FEU-1023906
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identified by M. Hesemann Quaternary Holocene recent Greater North Sea Gullmar Fjord FEU-1024199
|  | identified by M. Hesemann Quaternary Holocene recent Greater North Sea Ringdalsfjord FEU-1024219
|  | identified by M. Hesemann Quaternary Holocene recent Greater North Sea Ringdalsfjord FEU-1024220
|  | identified by M. Hesemann Quaternary Holocene recent Greater North Sea Ringdalsfjord FEU-1024221
|  | identified by M. Hesemann Quaternary Holocene recent Greater North Sea Ringdalsfjord FEU-1024222
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