1. Species Portunus (Portunus) acuminatus (Stimpson, 1871) accepted as Portunus acuminatus (Stimpson, 1871) accepted as Achelous acuminatus Stimpson, 1871 (unaccepted > superseded combination)
2. Species Portunus (Portunus) affinis (Faxon, 1893) accepted as Achelous affinis Faxon, 1893 (unaccepted > superseded combination)
3. Species Portunus (Portunus) anceps (de Saussure, 1857) accepted as Achelous anceps (de Saussure, 1857) (unaccepted > superseded combination)
4. Species Portunus (Portunus) argentatus (A. Milne-Edwards, 1861) accepted as Monomia argentata (A Milne-Edwards, 1861) (unaccepted > superseded combination)
5. Species Portunus (Portunus) armatus (A. Milne-Edwards, 1861) accepted as Portunus armatus (A. Milne-Edwards, 1861) (unaccepted > superseded combination)
6. Species Portunus (Portunus) asper (A. Milne-Edwards, 1861) accepted as Portunus asper (A. Milne-Edwards, 1861) accepted as Achelous asper (A. Milne-Edwards, 1861) (unaccepted > superseded combination)
7. Species Portunus (Portunus) convexus De Haan, 1835 accepted as Portunus convexus De Haan, 1835 (unaccepted > superseded combination)
8. Species Portunus (Portunus) gibbesii (Stimpson, 1859) accepted as Achelous gibbesii (Stimpson, 1859) (unaccepted > superseded combination)
9. Species Portunus (Portunus) granulatus (H. Milne Edwards, 1834) accepted as Cycloachelous granulatus (H. Milne Edwards, 1834) (unaccepted > superseded combination)
10. Species Portunus (Portunus) haani (Stimpson, 1858) accepted as Monomia haanii (Stimpson, 1858) accepted as Monomia haani (Stimpson, 1858) (unaccepted > superseded combination)
11. Species Portunus (Portunus) hastatoides (Fabricius, 1798) accepted as Eodemus hastatoides (Fabricius, 1798) (unaccepted > superseded combination)
12. Species Portunus (Portunus) hastatus (Linnaeus, 1767) accepted as Achelous hastatus (Linnaeus, 1767) (unaccepted > superseded combination)
13. Species Portunus (Portunus) hawaiiensis Stephenson, 1968 accepted as Portunus hawaiiensis Stephenson, 1968 (unaccepted > superseded combination)
14. Species Portunus (Portunus) inaequalis (Miers, 1881) accepted as Achelous inaequalis (Miers, 1881) (unaccepted > superseded combination)
15. Species Portunus (Portunus) madagascariensis (Hoffmann, 1874) accepted as Portunus madagascariensis (Hoffmann, 1874) (unaccepted > superseded combination)
16. Species Portunus (Portunus) mauricianus Ward, 1942 accepted as Portunus segnis (Forskål, 1775) (unaccepted > misspelling - incorrect subsequent spelling)
17. Species Portunus (Portunus) mokyevskii Zarenkov, 1970 accepted as Portunus mokyevskii Zarenkov, 1970 (unaccepted > superseded combination)
18. Species Portunus (Portunus) panamensis Stimpson, 1871 accepted as Achelous panamensis Stimpson, 1871 (unaccepted > superseded combination)
19. Species Portunus (Portunus) pelagicus (Linnaeus, 1758) accepted as Portunus pelagicus (Linnaeus, 1758) (unaccepted > superseded combination)
20. Species Portunus (Portunus) pubescens (Dana, 1852) accepted as Portunus pubescens (Dana, 1852)
21. Species Portunus (Portunus) reticulatus (Herbst, 1799) accepted as Portunus reticulatus (Herbst, 1799) (unaccepted > superseded combination)
22. Species Portunus (Portunus) rufiarcus Davie, 1987 accepted as Portunus rufiarcus Davie, 1987 (unaccepted > superseded combination)
23. Species Portunus (Portunus) rufiremis (Holthuis, 1959) accepted as Achelous rufiremus (Holthuis, 1959) (unaccepted > superseded combination)
24. Species Portunus (Portunus) sanguinolentus (Herbst, 1783) accepted as Portunus sanguinolentus (Herbst, 1783) (unaccepted > superseded rank)
25. Species Portunus (Portunus) sayi (Gibbes, 1850) accepted as Portunus sayi (Gibbes, 1850) (unaccepted > superseded combination)
26. Species Portunus (Portunus) segnis (Forskål, 1775) accepted as Portunus segnis (Forskål, 1775) (unaccepted > superseded combination)
27. Species Portunus (Portunus) serratifrons (Montrouzier, 1865) accepted as Scylla serrata (Forskål, 1775) (unaccepted > junior subjective synonym)
28. Species Portunus (Portunus) trituberculatus (Miers, 1876) accepted as Portunus trituberculatus (Miers, 1876) (unaccepted > superseded combination)
29. Species Portunus (Portunus) ventralis (A. Milne-Edwards, 1879) accepted as Portunus ventralis (A. Milne-Edwards, 1879) accepted as Achelous ventralis (A. Milne-Edwards, 1879) (unaccepted > superseded combination)
30. Species Portunus (Portunus) xantusii (Stimpson, 1860) accepted as Portunus xantusii (Stimpson, 1860) accepted as Achelous xantusii Stimpson, 1860 (unaccepted > superseded combination)

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