Planariidae Stimpson, 1857
Sphalloplana alabamensis Hyman, 1945
Sphalloplana (Speophila) buchanani Hyman, 1937
Sphalloplana (Sphalloplana) californica Kenk, 1977
Sphalloplana (Speophila) chandleri Kenk, 1977
Sphalloplana (Sphalloplana) consimilis Kenk, 1977
Sphalloplana (Sphalloplana) coreana Kawakatsu & Kim, 1967
Sphalloplana (Sphalloplana) culveri Kenk, 1977
Sphalloplana (Sphalloplana) ductosacculata Livanov & Zabusova, 1940
Sphalloplana (Sphalloplana) evaginata Kenk, 1977
Sphalloplana georgiana Hyman, 1954
Sphalloplana hoffmasteri (Hyman, 1954)
Sphalloplana (Sphalloplana) holsingeri Kenk, 1977
Sphalloplana (Speophila) hubrichti Hyman, 1945
Sphalloplana (Speophila) hypogea Kenk, 1984
Sphalloplana kansensis Hyman, 1945
Sphalloplana (Sphalloplana) kutscheri Mitchell, 1968
Sphalloplana (Sphalloplana) mohri Hyman, 1938
Sphalloplana percoeca (Packard, 1879)
Sphalloplana pricei (Hyman, 1937)
Sphalloplana (Sphalloplana) reddelli Mitchell, 1968
Sphalloplana (Sphalloplana) sloani Mitchell, 1968
Sphalloplana (Sphalloplana) subtilis Kenk, 1977
Sphalloplana virginiana Hyman, 1945
Sphalloplana (Sphalloplana) weingartneri Kenk, 1970
Sphalloplana (Sphalloplana) zeschi Mitchell, 1968
