Otoplanidae Hallez, 1892
Orthoplana borealis (Steinböck, 1931)
Orthoplana bregazzii Karling, 1973
Orthoplana kohni Ax & Ax, 1967
Orthoplana mediterranea Ax, 1956
Orthoplana porsildi Kohler (Steinbock, 1932)
Orthoplana sewardensis Ax & Armonies, 1990
