Pentacta is a genus of echinoderms belonging to the family Cucumariidae.

The species of this genus are found in Indian Ocean, Malesia.

Species:

  • Pentacta doliolum (Pallas, 1766)
  • Pentacta guinensis (Heding, 1943)
  • Pentacta hedingi Panning, 1940
  • Pentacta nipponensis Clark, 1938
  • Pentacta panamensis Verrill, 1867
  • Pentacta peterseni Ancona Lopez, 1965
  • Pentacta verrucula Cherbonnier, 1988