type specimen holotype Quaternary Holocene recent unknown FEU-1022167
|  | identified by scientist Quaternary Holocene recent off Brazil Challenger Station 122 FEU-1002707
|  | identified by scientist Quaternary Holocene recent off Brazil Challenger Station 122 FEU-1002708
|  | identified by scientist Quaternary Holocene recent Celtic Seas Porcupine Station 28 FEU-1002709
|  | identified by scientist Quaternary Holocene recent unknown FEU-1013335
|  |