1. Subgenus Hipponyx (Amalthea) Schumacher, 1817 accepted as Sabia J. E. Gray, 1840 (junior homonym of Amalthea Rafinesque, 1815 [Hymenoptera])
   1. Species Hipponyx (Amalthea) phlepsi O. Boettger, 1897 † (uncertain > unassessed)
2. Species Hipponyx alticosta Cossmann, 1893 † accepted as Hipponix alticosta Cossmann, 1893 † (unaccepted > superseded combination)
3. Species Hipponyx barbata G. B. Sowerby I, 1835 accepted as Pilosabia trigona (Gmelin, 1791) (unaccepted > junior subjective synonym)
4. Species Hipponyx bistriatus (Grateloup, 1836) † accepted as Hipponix bistriatus (Grateloup, 1836) † (genus misspelt)
5. Species Hipponyx comatus Deshayes, 1861 † accepted as Pilosabia comata (Deshayes, 1861) † (unaccepted > superseded combination)
6. Species Hipponyx comptus Deshayes, 1861 † accepted as Pilosabia compta (Deshayes, 1861) † (unaccepted > superseded combination)
7. Species Hipponyx cranioides P. P. Carpenter, 1864 accepted as Hipponix cranioides P. P. Carpenter, 1864 (unaccepted > misspelling - incorrect subsequent spelling)
8. Species Hipponyx granulata A. Adams, 1854 accepted as Hipponix granulata A. Adams, 1854 (use in recent literature not established by editor)
9. Species Hipponyx granulatus Basterot, 1825 † accepted as Hipponix sulcatus (Borson, 1820) † (unaccepted > junior subjective synonym)
10. Species Hipponyx grateloupi Benoist, 1874 † accepted as Hipponix grateloupi Benoist, 1874 † (genus misspelt)
11. Species Hipponyx laubrierei Cossmann, 1888 † accepted as Hipponix laubrierei Cossmann, 1888 † (unaccepted > superseded combination)
12. Species Hipponyx panamensis C. B. Adams, 1852 accepted as Antisabia panamensis (C. B. Adams, 1852) (unaccepted > superseded combination)
13. Species Hipponyx planatus P. P. Carpenter, 1857 accepted as Hipponix planatus P. P. Carpenter, 1857
14. Species Hipponyx radiata G. B. Sowerby I, 1835 accepted as Hipponix grayanus Menke, 1853 (unaccepted > junior homonym, not Hipponix radiata Deshayes, 1830; Hipponix grayanus Menke, 1853 is a replacement name)
15. Species Hipponyx salebrosus Preston, 1908 accepted as Hipponix salebrosus Preston, 1908 (misspelling of generic name)
16. Species Hipponyx serratus P. P. Carpenter, 1857 accepted as Hipponix cranioides P. P. Carpenter, 1864 (incorrect spelling of generic name)
17. Species Hipponyx soliditesta Lozouet, 1999 † accepted as Hipponix soliditesta Lozouet, 1999 †
18. Species Hipponyx striatulus (Deshayes, 1830) † accepted as Hipponix striatulus (Deshayes, 1830) † (unaccepted > superseded combination)
19. Species Hipponyx sublamellosus Deshayes, 1861 † accepted as Hipponix sublamellosus Deshayes, 1861 † (unaccepted > superseded combination)
20. Species Hipponyx subrufus (Lamarck, 1822) † accepted as Hipponix subrufus (Lamarck, 1822) (unaccepted > misspelling - incorrect subsequent spelling)
21. Species Hipponyx sulcatus (Borson, 1820) † accepted as Hipponix sulcatus (Borson, 1820) † (genus misspelt)
22. Species Hipponyx ticaonicus G. B. Sowerby I, 1846 accepted as Hipponix ticaonicus G. B. Sowerby I, 1846
23. Species Hipponyx tortilis Guppy, 1896 † accepted as Hipponix tortilis Guppy, 1896 † (unaccepted > misspelling - incorrect subsequent spelling)
24. Species Hipponyx tryensis Cossmann, 1896 † accepted as Hipponix tryensis Cossmann, 1896 † (unaccepted > superseded combination)
25. Species Hipponyx tuba Deshayes, 1861 † accepted as Hipponix tuba Deshayes, 1861 † (unaccepted > superseded combination)
26. Species Hipponyx arnoldi Dickerson, 1917 † (uncertain > unassessed)
27. Species Hipponyx franzinae Fabiani, 1908 † (uncertain > unassessed)
28. Species Hipponyx laevis G. B. Sowerby I, 1821 † (uncertain > taxon inquirendum, use in recent liteature currently undocumented)
29. Species Hipponyx ornata Dickerson, 1917 † (uncertain > unassessed)
30. Species Hipponyx preveri Fabiani, 1908 † (uncertain > unassessed)

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