 type specimen lectotype Quaternary Holocene recent Central North Atlantic see text |
 identified by scientist Quaternary Holocene recent Azores Challenger Station 78 |
 identified by scientist Quaternary Holocene recent Unknown --- |
 identified by scientist Quaternary Holocene recent Unknown --- |
 identified by scientist Quaternary Holocene recent Banda, Timor and Arafura Sea Challenger Station 195 |
| | |
 identified by scientist Quaternary Holocene recent Unknown --- |
 identified by scientist Quaternary Holocene recent Unknown --- |
 identified by scientist Quaternary Holocene recent Banda, Timor and Arafura Sea Challenger Station 195 |
 identified by scientist Quaternary Holocene recent Micronesia + Philippine Basin Challenger Station 218 |
 identified by scientist Quaternary Holocene recent west of Ireland Porcupine Station 23 |
| | |
 identified by scientist Quaternary Holocene recent off Brazil Campos Basin |
 identified by scientist Quaternary Holocene recent Norwegian Sea Faroe-Shetland Channel |
 identified by scientist Quaternary Holocene recent |
 identified by scientist Quaternary Holocene recent |
 identified by M. Hesemann Quaternary Holocene recent unknown SO unknown |
| | |
 identified by M. Hesemann Quaternary Holocene recent unknown SO unknown |
 identified by M. Hesemann Quaternary Holocene recent off West Africa Mauritanian Shelf |
 identified by M. Hesemann Quaternary Holocene recent off West Africa Mauritanian Shelf |
 identified by M. Hesemann Quaternary Holocene recent off West Africa Mauritanian Shelf |