Plutonaster is a genus of echinoderms belonging to the family Astropectinidae.

The genus has almost cosmopolitan distribution.

Species:

  • Plutonaster agassizi (Verrill, 1880)
  • Plutonaster ambiguus Sladen, 1889
  • Plutonaster bifrons (Wyville Thomson, 1873)
  • Plutonaster complexus H.E.S Clark & D.G.McKnight, 2000
  • Plutonaster edwardsi (Perrier, 1882)
  • Plutonaster efflorescens (Perrier, 1884)
  • Plutonaster fragilis H.E.S.Clark, 1970
  • Plutonaster hikurangi H.E.S Clark & D.G.McKnight, 2000
  • Plutonaster intermedius (Perrier, 1881)
  • Plutonaster jonathani H.E.S Clark & D.G.McKnight, 2000
  • Plutonaster keiensis Döderlein, 1921
  • Plutonaster knoxi Fell, 1958
  • Plutonaster sirius A.H.Clark, 1917