type specimen holotype Quaternary Holocene recent unknown FEU-1022859 | identified by scientist Quaternary Holocene recent Celtic Seas Porcupine Station 11 FEU-1003506 | identified by scientist Quaternary Holocene recent Gulf of Mexico Alaminos Canyon FEU-1023583 | identified by scientist Quaternary Holocene recent Gulf of Mexico Mississippi Canyon FEU-1023584 | identified by scientist Quaternary Holocene recent Gulf of Mexico south of Mississippi Canyon FEU-1023585 | |||||
identified by scientist Quaternary Holocene recent Gulf of Mexico De Soto Canyon FEU-1023586 | identified by scientist Quaternary Holocene recent Gulf of Mexico Green Canyon FEU-1023587 | identified by scientist Quaternary Holocene recent Faroes Faroe-Shetland Channel FEU-1000308 |