Hydrocoryne is a genus of cnidarians belonging to the family Hydrocorynidae.

The species of this genus are found in Japan and Northern America.

Species:

  • Hydrocoryne bodegensis Rees, Hand & Mills, 1976
  • Hydrocoryne condensa Xu & D.u.Huang, 2013
  • Hydrocoryne iemanja Morandini, Stampar, Migotto & Marques, 2009
  • Hydrocoryne longitentaculata Xu, Huang & Guo, 2019
  • Hydrocoryne macrogastera Xu & Huang, 2006
  • Hydrocoryne miurensis Stechow, 1908