Mytilidae Rafinesque, 1815
Rhomboidella canariensis (Odhner, 1932)
Rhomboidella capensis Thiele & Jaeckel, 1931
Rhomboidella malaccana Ockelmann, 1983
Rhomboidella obesa Ockelmann, 1983
Rhomboidella perstriata (Hedley, 1906)
Rhomboidella prideaux (Leach, 1915)
Rhomboidella prideauxi (Leach, 1815)
Rhomboidella radians (Suter, 1908)
Rhomboidella rhyllensis (Gatliff & Gabriel, 1912)
Rhomboidella rodriguesensis Oliver & Holmes, 2004
Rhomboidella vaillanti (Issel, 1869)