1. Species Hippasteria californica Fisher, 1905
2. Species Hippasteria capstonei Mah, 2022
3. Species Hippasteria falklandica Fisher, 1940
4. Species Hippasteria heathi Fisher, 1905
5. Species Hippasteria imperialis Goto, 1914
6. Species Hippasteria leiopelta Fisher, 1910
7. Species Hippasteria lepidonotus (Fisher, 1905)
8. Species Hippasteria mcknighti Mah, Neill, Eleaume & Foltz, 2014
9. Species Hippasteria muscipula Mah, Neill, Eleaume & Foltz, 2014
10. Species Hippasteria nozawai Goto, 1914
11. Species Hippasteria phrygiana (Parelius, 1768)
12. Species Hippasteria tiburoni Mah, Neill, Eleaume & Foltz, 2014
13. Subgenus Hippasteria (Euhippasteria) Dons, 1937 accepted as Hippasteria Gray, 1840
14. Subgenus Hippasteria (Nehippasteria) Dons, 1938 accepted as Hippasteria Gray, 1840
    1. Species Hippasteria (Nehippasteria) insignis Dons, 1937 accepted as Hippasteria phrygiana phrygiana (Parelius, 1768) accepted as Hippasteria phrygiana (Parelius, 1768) (synonym)
15. Species Hippasteria aculeata Djakonov, 1950 accepted as Hippasteria leiopelta Fisher, 1910
16. Species Hippasteria aleutica Clark & Jewett, 2011 accepted as Hippasteria phrygiana (Parelius, 1768) (Synonym according to Mah et al. (2014))
17. Species Hippasteria argentinensis Bernasconi, 1961 accepted as Hippasteria phrygiana argentinensis Bernasconi, 1961 accepted as Hippasteria phrygiana (Parelius, 1768) (Subspecies according to Downey in Clark & Downey (1992))
18. Species Hippasteria armata Fisher, 1911 accepted as Hippasteria spinosa Verrill, 1909 accepted as Hippasteria phrygiana (Parelius, 1768)
19. Species Hippasteria caribaea Verrill, 1899 accepted as Gilbertaster caribaea (Verrill, 1899) (placed into Gilbertaster by Mah et al. (2010))
20. Species Hippasteria colossa Djakonov, 1950 accepted as Hippasteria phrygiana (Parelius, 1768) (Synonym according to Mah et al. (2014))
21. Species Hippasteria cornuta Gray, 1840 accepted as Hippasteria phrygiana phrygiana (Parelius, 1768) accepted as Hippasteria phrygiana (Parelius, 1768) (synonym according to Sladen (1889))
22. Species Hippasteria derjungini Djakonov, 1950 accepted as Hippasteria phrygiana (Parelius, 1768) (Synonym according to Mah et al. (2014))
23. Species Hippasteria europaea Gray, 1840 accepted as Hippasteria phrygiana phrygiana (Parelius, 1768) accepted as Hippasteria phrygiana (Parelius, 1768) (synonym of Astrogonium (=Hippasteria) phrygiana (Parelius, 1768) according to Muller & Troschel, 1842)
24. Species Hippasteria hyadesi Perrier, 1891 accepted as Hippasteria phrygiana (Parelius, 1768)
25. Species Hippasteria insignis Dons, 1937 accepted as Hippasteria phrygiana (Parelius, 1768)
26. Species Hippasteria johnstoni (Gray, 1836) accepted as Hippasteria phrygiana (Parelius, 1768) (synonym according to Muller and Troschel (1842))
27. Species Hippasteria kurilensis Fisher, 1911 accepted as Hippasteria phrygiana (Parelius, 1768) (Synonym according to Mah et al. (2014))
28. Species Hippasteria longimana Djakonov, 1950 accepted as Hippasteria leiopelta Fisher, 1910
29. Species Hippasteria magellanica Perrier, 1888 (unaccepted > nomen nudum)
30. Species Hippasteria mammifera Djakonov, 1950 accepted as Hippasteria phrygiana (Parelius, 1768) (Synonym according to Mah et al. (2014))
31. Species Hippasteria pacifica Ludwig, 1905 accepted as Cryptopeltaster Fisher, 1905 accepted as Hippasteria Gray, 1840 (Synonym according to Fisher (1911))
32. Species Hippasteria pedicellaris Djakonov, 1950 accepted as Hippasteria phrygiana (Parelius, 1768) (Synonym according to Mah et al. (2014))
33. Species Hippasteria philippinensis Domantay & Roxas, 1938 accepted as Culcita novaeguineae Müller & Troschel, 1842 (Synonym according to A.H. Clark (1949))
34. Species Hippasteria plana Gray, 1840 accepted as Hippasteria phrygiana phrygiana (Parelius, 1768) accepted as Hippasteria phrygiana (Parelius, 1768) (synonym according to Mortensen (1927))
35. Species Hippasteria spinosa Verrill, 1909 accepted as Hippasteria phrygiana (Parelius, 1768) (Synonym according to Mah et al. (2014))
36. Species Hippasteria strongylactis H.L. Clark, 1926 accepted as Hippasteria phrygiana strongylactis H.L. Clark, 1926 accepted as Hippasteria phrygiana (Parelius, 1768) (A forma according to Downey in Clark & Downey (1992))
37. Species Hippasteria tasmanica McKnight, 2006 accepted as Evoplosoma tasmanica (McKnight, 2006) (Moved to Evoplosoma by Mah et al. (2014))
38. Species Hippasteria trojana Fell, 1958 accepted as Hippasteria phrygiana (Parelius, 1768)

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