Melapium elatum (Schubert & J. A. Wagner, 1829)
Melapium lineatum (Lamarck, 1822)
Strepsidura (Semahana) songoensis K. Martin, 1914 † represented as Strepsidura songoensis K. Martin, 1914 †
Strepsidura armata J. De C. Sowerby, 1850 † accepted as Pseudocominella armata (J. De C. Sowerby, 1850) †
Strepsidura cancellata Garvie, 2013 †
Strepsidura contorta Aldrich, 1926 †
Strepsidura ficulneus (Holten, 1802) †
Strepsidura heilprini Aldrich, 1895 † accepted as Strepsidura contorta Aldrich, 1926 †
Strepsidura nanggulanensis K. Martin, 1914 †
Strepsidura polaris Stilwell, Zinsmeister & Oleinik, 2004 †
Strepsidura ripleyana Conrad, 1860 † (uncertain > unassessed )
Strepsidura songoensis K. Martin, 1914 †
Strepsidura turgida (Solander, 1766) †
Strepsidura ventricosa (Traub, 1981) †
Strepsidura washingtonensis C. E. Weaver, 1916 † accepted as Eosiphonalia washingtonensis (C. E. Weaver, 1916) †