1. Subgenus Pleurophyllidia (Histiomena) Mörch, 1859 accepted as Histiomena Mörch, 1859 (original rank)
   1. Species Pleurophyllidia (Histiomena) marginata Mörch, 1859 accepted as Histiomena marginata (Mörch, 1859)
2. Species Pleurophyllidia berghi Thiele, 1925 accepted as Armina berghi (Thiele, 1925) (original combination)
3. Species Pleurophyllidia californica Cooper, 1863 accepted as Armina californica (J. G. Cooper, 1863) (original combination)
4. Species Pleurophyllidia capensis Bergh, 1907 accepted as Armina capensis (Bergh, 1907) (original combination)
5. Species Pleurophyllidia comta Bergh, 1880 accepted as Armina comta (Bergh, 1880) (original combination)
6. Species Pleurophyllidia cuvieri Meckel, 1823 accepted as Armina tigrina Rafinesque, 1814 (synonym)
7. Species Pleurophyllidia cygnea Bergh, 1876 accepted as Armina cygnea (Bergh, 1876) (original combination)
8. Species Pleurophyllidia euchroa Bergh, 1907 accepted as Armina euchroa (Bergh, 1907) (original combination)
9. Species Pleurophyllidia gilchristi Bergh, 1907 accepted as Armina gilchristi (Bergh, 1907)
10. Species Pleurophyllidia japonica Eliot, 1913 accepted as Armina japonica (Eliot, 1913) (original combination)
11. Species Pleurophyllidia loveni Bergh, 1866 accepted as Armina loveni (Bergh, 1866) (original combination)
12. Species Pleurophyllidia marginata Mörch, 1859 accepted as Histiomena marginata (Mörch, 1859) (unaccepted > superseded combination)
13. Species Pleurophyllidia microdonta Bergh, 1907 accepted as Armina microdonta (Bergh, 1907) (original combination)
14. Species Pleurophyllidia muelleri Ihering, 1886 accepted as Armina muelleri (Ihering, 1886) (original combination)
15. Species Pleurophyllidia natalensis Bergh, 1866 accepted as Armina natalensis (Bergh, 1866) (original combination)
16. Species Pleurophyllidia neapolitana Delle Chiaje, 1824 accepted as Armina neapolitana (Delle Chiaje, 1824) (original combination)
17. Species Pleurophyllidia quadrilateralis (Bergh, 1861) accepted as Armina quadrilateralis (Bergh, 1861)
18. Species Pleurophyllidia semperi Bergh, 1866 accepted as Armina semperi (Bergh, 1866) (original combination)
19. Species Pleurophyllidia simoniana Thiele, 1925 accepted as Armina simoniana (Thiele, 1925) (original combination)
20. Species Pleurophyllidia taeniolata Bergh, 1866 accepted as Armina taeniolata (Bergh, 1866) (original combination)
21. Species Pleurophyllidia undulata Meckel, 1816 accepted as Armina tigrina Rafinesque, 1814
22. Species Pleurophyllidia vancouverensis Bergh, 1876 accepted as Armina californica (J. G. Cooper, 1863)
23. Species Pleurophyllidia vasconica Cuénot, 1914 accepted as Armina neapolitana (Delle Chiaje, 1824)
24. Species Pleurophyllidia chuni Thiele, 1925 (uncertain > taxon inquirendum)
25. Species Pleurophyllidia gracilis Bergh, 1874 (uncertain > taxon inquirendum)
26. Species Pleurophyllidia henneguyi Labbé, 1922 (uncertain > taxon inquirendum)
27. Species Pleurophyllidia rosea Bergh, 1905 (uncertain > taxon inquirendum)
28. Species Pleurophyllidia stenidia Bergh, 1905 (uncertain > taxon inquirendum)

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