1. Species Pleurobranchus areolatus Mörch, 1863
2. Species Pleurobranchus crossei Vayssière, 1897
3. Species Pleurobranchus forskalii Rüppell & Leuckart, 1828
4. Species Pleurobranchus membranaceus (Montagu, 1816)
5. Species Pleurobranchus reticulatus Rang, 1832
6. Species Pleurobranchus testudinarius Cantraine, 1835
7. Subgenus Pleurobranchus (Oscanius) Leach, 1847 accepted as Pleurobranchus Cuvier, 1804
   1. Species Pleurobranchus (Oscanius) semperi Vayssière, 1897 accepted as Pleurobranchus forskalii Rüppell & Leuckart, 1828
8. Species Pleurobranchus atlanticus Abbott, 1949 accepted as Pleurobranchus areolatus Mörch, 1863 (unaccepted > junior subjective synonym)
9. Species Pleurobranchus aurantiacus Risso, 1818 accepted as Berthella aurantiaca (Risso, 1818) (original combination)
10. Species Pleurobranchus brevifrons R. A. Philippi, 1844 accepted as Berthella plumula (Montagu, 1803) (unaccepted > junior subjective synonym)
11. Species Pleurobranchus contarinii Vérany, 1846 accepted as Pleurobranchus membranaceus (Montagu, 1816) (dubious synonym)
12. Species Pleurobranchus dautzenbergi R. B. Watson, 1897 accepted as Berthella dautzenbergi (R. B. Watson, 1897) (unaccepted > superseded combination)
13. Species Pleurobranchus dehaanii Cantraine, 1841 accepted as Berthellina engeli Gardiner, 1936 (dubious synonym)
14. Species Pleurobranchus denotarisi Vérany, 1846 accepted as Pleurobranchus testudinarius Cantraine, 1835 (dubious synonym)
15. Species Pleurobranchus denotarisii Vérany, 1846 accepted as Pleurobranchus membranaceus (Montagu, 1816) (dubious synonym)
16. Species Pleurobranchus elongatus Cantraine, 1835 accepted as Berthella elongata (Cantraine, 1835)
17. Species Pleurobranchus elongatus Cantraine, 1835 accepted as Berthella aurantiaca (Risso, 1818) (dubious synonym)
18. Species Pleurobranchus fleuriausi A. d'Orbigny, 1838 accepted as Berthella plumula (Montagu, 1803) (unaccepted > junior subjective synonym)
19. Species Pleurobranchus garciagomezi Cervera, Cattaneo-Vietti & Edmunds, 1996 accepted as Pleurobranchus reticulatus Rang, 1832 (synonym)
20. Species Pleurobranchus lesueur Blainville, 1827 accepted as Pleurobranchus membranaceus (Montagu, 1816) (dubious synonym)
21. Species Pleurobranchus lowei R. B. Watson, 1897 accepted as Haliotinella patinaria Guppy, 1876 (unaccepted > junior subjective synonym)
22. Species Pleurobranchus mammillatus R. A. Philippi, 1836 accepted as Pleurobranchus testudinarius Cantraine, 1835
23. Species Pleurobranchus monterosati Vayssière, 1880 accepted as Berthella ocellata (Delle Chiaje, 1830) (synonym)
24. Species Pleurobranchus ocellatus Delle Chiaje, 1830 accepted as Berthella ocellata (Delle Chiaje, 1830)
25. Species Pleurobranchus perforatus R. A. Philippi, 1844 accepted as Berthella perforata (R. A. Philippi, 1844) (unaccepted > superseded combination)
26. Species Pleurobranchus perrieri Vayssière, 1897 accepted as Pleurobranchus forskalii Rüppell & Leuckart, 1828
27. Species Pleurobranchus reesi K. White, 1952 accepted as Pleurobranchus areolatus Mörch, 1863
28. Species Pleurobranchus stellatus Risso, 1826 accepted as Pleurehdera stellata (Risso, 1826) (original combination)
29. Species Pleurobranchus tuberculatus Meckel, 1808 accepted as Pleurobranchus membranaceus (Montagu, 1816) (senior synonym; see Note)
30. Species Pleurobranchus wirtzi Ortea, Moro & Caballer, 2014 accepted as Pleurobranchus reticulatus Rang, 1832 (probable synonym)

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