type specimen holotype Paleogene Eocene Caribbean Sea and Bahamas unknown FEU-1006661 | identified by scientist Neogene off West Africa ODP Leg 159 Sites 959 to 962 FEU-1009454 | identified by scientist Neogene Miocene off Brazil Pelotas Basin FEU-1003803 | identified by scientist Neogene Miocene off Brazil Pelotas Basin FEU-1003804 | identified by scientist Paleogene Miocene off Brazil ODP Leg 154 Sites 925 to 929 FEU-1009211 | |||||