• Phoca Linnaeus, 1758
• Phoca barbata Erxleben, 1777 accepted as Erignathus barbatus (Erxleben, 1777)
• Phoca caspica Gmelin, 1788 accepted as Pusa caspica Gmelin, 1788
• Phoca cristata Erxleben, 1777 accepted as Cystophora cristata (Erxleben, 1777)
• Phoca fasciata Zimmermann, 1783 accepted as Histriophoca fasciata (Zimmermann, 1783)
• Phoca foetida Fabricius, 1776 accepted as Pusa hispida hispida Schreber, 1775
• Phoca groenlandica Erxleben, 1777 accepted as Pagophilus groenlandicus (Erxleben, 1777)
• Phoca grypus Fabricius, 1791 accepted as Halichoerus grypus (Fabricius, 1791)
• Phoca hispida Schreber, 1775 accepted as Pusa hispida (Schreber, 1775)
• Phoca largha Pallas, 1811
• Phoca monachus Hermann, 1779 accepted as Monachus monachus (Hermann, 1779)
• Phoca rosmarus Linnaeus, 1758 accepted as Odobenus rosmarus (Linnaeus, 1758)
• Phoca sibirica Gmelin, 1788 accepted as Pusa sibirica (Gmelin, 1788)
• Phoca tropicalis J.E. Gray, 1850 accepted as Neomonachus tropicalis (J.E. Gray, 1850)
• Phoca vitulina Linnaeus, 1758
• Phoca vitulina concolor De Kay, 1842 (unaccepted)
• Phoca vitulina mellonae Doutt, 1942
• Phoca vitulina richardii Gray, 1864
• Phoca vitulina stejnegeri J.A. Allen, 1902 (unaccepted)
• Phoca vitulina vitulina Linnaeus, 1758 represented as Phoca vitulina Linnaeus, 1758
• Phocaegadus Jensen, 1948 accepted as Arctogadus Dryagin, 1932
• Phocaegadus megalops Jensen, 1948 accepted as Arctogadus glacialis (Peters, 1872)
• Phocaena Lesson, 1827 accepted as Phocoena G. Cuvier, 1816
• Phocaena (Hyperoodon)
• Phocaena (Hyperoodon) albiventris Perez Canto, 1893 accepted as Cephalorhynchus eutropia Gray, 1846
• Phocaena (Orca)
• Phocaena (Orca) brevirostris Owen, 1866 accepted as Orcaella brevirostris (Owen in Gray, 1866)
• Phocaena americana J. A. Allen, 1869 accepted as Phocoena phocoena (Linnaeus, 1758)
• Phocaena australis Peale, 1849 accepted as Sagmatias australis (Peale, 1849)
• Phocaena brachcium Hall & Kelson, 1959 accepted as Phocoena phocoena (Linnaeus, 1758)
• Phocaena brachycium Cope, 1865 accepted as Phocoena phocoena (Linnaeus, 1758)
• Phocaena capensis Hamilton, 1837 accepted as Cephalorhynchus heavisidii (Gray, 1828)
• Phocaena communis Lesson, 1827 accepted as Phocoena phocoena (Linnaeus, 1758)
• Phocaena crassidens Owen, 1846 accepted as Pseudorca crassidens (Owen, 1846)
• Phocaena crucigera Philippi, 1893 accepted as Lagenorhynchus cruciger (Quoy & Gaimard, 1824) accepted as Sagmatias australis (Peale, 1849)
• Phocaena dalli True, 1885 accepted as Phocoenoides dalli (True, 1885)
• Phocaena dalli truei Imaizumi, 1958 accepted as Phocoenoides dalli truei Tomilin, 1957
• Phocaena dioptrica Lahille, 1912 accepted as Phocoena dioptrica Lahille, 1912
• Phocaena d'orbignyi Philippi, 1893 accepted as Lagenorhynchus cruciger (Quoy & Gaimard, 1824) accepted as Sagmatias australis (Peale, 1849)
• Phocaena edwardii A. Smith, 1834 accepted as Globicephala melas (Traill, 1809)
• Phocaena edwardsii True, 1889 accepted as Globicephala melas (Traill, 1809)
• Phocaena fitzroyi Philippi, 1893 accepted as Lagenorhynchus obscurus (Gray, 1828)
• Phocaena globiceps A. Smith, 1834 accepted as Globicephala melas (Traill, 1809)
• Phocaena griseus F. Cuvier, 1836 accepted as Grampus griseus (G. Cuvier, 1812)
• Phocaena homeii Smith, 1829 accepted as Sagmatias cruciger (Quoy & Gaimard, 1824)
• Phocaena lineata Cope, 1876 accepted as Phocoena phocoena (Linnaeus, 1758)
• Phocaena lunata Philippi, 1893 accepted as Cephalorhynchus eutropia Gray, 1846
• Phocaena obtusata Philippi, 1893 accepted as Cephalorhynchus eutropia Gray, 1846
• Phocaena philippii Perez Canto in Philippi, 1893 accepted as Phocoena spinipinnis (Burmeister, 1865)
• Phocaena phocaena Kleinenberg, 1956 accepted as Phocoena phocoena (Linnaeus, 1758)
• Phocaena phocaena acuminata Van Deinse, 1935 accepted as Phocoena phocoena (Linnaeus, 1758)
• Phocaena phocaena acuminata var. conidens Van Deinse, 1946 accepted as Phocoena phocoena (Linnaeus, 1758)
• Phocaena phocaena relicta Tsalkin, 1940 accepted as Phocoena phocoena relicta Abel, 1905
• Phocaena phocaena vomerina Tomilin, 1957 accepted as Phocoena phocoena vomerina (Gill, 1865)
• Phocaena phocaenoides Blanford, 1888 accepted as Neophocaena phocaenoides (Cuvier, 1829)
• Phocaena posidonia Philippi, 1893 accepted as Sagmatias obscurus (Gray, 1828)
• Phocaena relicta Abel, 1905 accepted as Phocoena phocoena relicta Abel, 1905
• Phocaena rissonus F. Cuvier, 1836 accepted as Grampus griseus (G. Cuvier, 1812)
• Phocaena spinipennis Van Beneden, 1868 accepted as Phocoena spinipinnis (Burmeister, 1865)
• Phocaena spinipinnis Burmeister, 1865 accepted as Phocoena spinipinnis (Burmeister, 1865)
• Phocaena stornii Marelli, 1922 accepted as Phocoena dioptrica Lahille, 1912
• Phocaena tuberculifera Gray, 1865 accepted as Phocoena phocoena (Linnaeus, 1758)
• Phocaena vomerina Gill, 1865 accepted as Phocoena phocoena (Linnaeus, 1758)
• Phocaenoides Winge, 1942 accepted as Phocoenoides Andrews, 1911
• Phocanema Myers, 1959
• Phocanema azarasi (Yamaguti & Arima, 1942) Bao, Giulietti, Levsen & Karlsbakk, 2023
• Phocanema bulbosa (Cobb, 1889) Bao, Giulietti, Levsen & Karlsbakk, 2023 accepted as Phocanema bulbosum (Cobb, 1889) Bao, Giulietti, Levsen & Karlsbakk, 2023
• Phocanema bulbosum (Cobb, 1889) Bao, Giulietti, Levsen & Karlsbakk, 2023
• Phocanema cattani (George-Nascimento & Urrutia, 2000) Bao, Giulietti, Levsen & Karlsbakk, 2023
• Phocanema decipiens (Krabbe, 1878) Myers, 1959
• Phocanema krabbei (Paggi, Mattiucci, Gibson, Berland, Nascetti, Cianchi & Bullini, 2000) Bao, Giulietti, Levsen & Karlsbakk, 2023
• Phocarctos Peters, 1866
• Phocarctos hookeri (Gray, 1844)
• Phocascaris Höst, 1932
• Phocascaris cystophorae Berland, 1963
• Phocascaris hydrurgae Johnston & Mawson, 1941 accepted as Contracaecum osculatum (Rudolphi, 1802) Baylis, 1920
• Phocascaris longispiculum Wang & Wu, 1991 (uncertain > taxon inquirendum)
• Phocascaris netsiki Lyster, 1940
• Phocascaris phocae Høst, 1932