Sternophysinx is a genus of crustaceans belonging to the monotypic family Sternophysingidae.

The species of this genus are found in Southern Africa.

Species:

  • Sternophysinx alca Griffiths, 1981
  • Sternophysinx basilobata Griffiths, 1991
  • Sternophysinx calceola Holsinger, 1992
  • Sternophysinx filaris Holsinger & Straškraba, 1973
  • Sternophysinx hibernica Griffiths, 1991
  • Sternophysinx megacheles Griffiths & Stewart, 1996
  • Sternophysinx robertsi (Methuen, 1911)
  • Sternophysinx transvaalensis Holsinger & Straškraba, 1973