their implications for the knowledge of the history of whale migrations, is published by Taylor et al. (2019). A study on the internal soft-tissue anatomy of Hesslandona angustata is published by Liu et al. (2019). New taxa Malacostracans Ostracods {| class="wikitable sortable" align="center" width="100%" |- ! Name ! Novelty ! Status ! Authors ! Age ! Type locality ! Country ! Notes ! Images |- | Amicytheridea bilthanaensis | Sp. nov | Valid | Chaudhary & Nagori | Late Cretaceous | Bagh Formation | | | |- | Bairdiocypris fabiformis | Sp. nov | Valid | Melnikova | Late Ordovician | Delingde Formation | | | |- | Bairdoppilata dorsoarcuata | Sp. nov | Valid | Nogueira, Ramos & Hunt | Late Oligocene to early Miocene | Pirabas Formation | | A member of Podocopida belonging to the family Bairdiidae. | |- | Bairdoppilata pintoi | Sp. nov | Valid | Nogueira, Ramos & Hunt | Late Oligocene to early Miocene | La Rosa Formation Pirabas Formation | | A member of Podocopida belonging to the family Bairdiidae. | |- | Bairdoppilata turonica | Sp. nov | Valid | Slipper | Late Cretaceous (Turonian) | | | | |- | Bairdoppilata vandenboldi | Sp. nov | Valid | Nogueira, Ramos & Hunt | Late Oligocene to early Miocene | Pirabas Formation | | A member of Podocopida belonging to the family Bairdiidae. | |- | Bakunella anae | Sp. nov | Valid | Spadi et al. | Late Miocene–Pliocene | | | A member of the family Candonidae. | |- | Bassleratia torquata | Sp. nov | Valid | Melnikova | Late Ordovician | Delingde Formation | | | |- | Bolbozoe psittaca | Sp. nov | Valid | Perrier et al. | Silurian | | | A member of Myodocopa. | |- | Boreobolbina morkokiana | Sp. nov | Valid | Melnikova | Late Ordovician | Delingde Formation | | | |- | Bradleya majorani | Sp. nov | Valid | Bergue, Brandão & Anjos Zerfass | Pleistocene | | Atlantic Ocean (Rio Grande Rise) | A member of the family Thaerocytheridae. | |- | Bradleya ybate | Sp. nov | Valid | Bergue, Brandão & Anjos Zerfass | Late Miocene | | Atlantic Ocean (Rio Grande Rise) | A member of the family Thaerocytheridae. | |- | Bythocypris wangi | Sp. nov | Valid | Tanaka, Siveter &