• Ditrema Archer, 1877 (uncertain > taxon inquirendum)
• Ditrema Temminck & Schlegel, 1844
• Ditrema atripes Jordan & Gilbert, 1880 accepted as Phanerodon atripes (Jordan & Gilbert, 1880)
• Ditrema brevipinne Günther, 1862 accepted as Brachyistius frenatus Gill, 1862
• Ditrema flavum Archer, 1877 (uncertain > taxon inquirendum)
• Ditrema jordani Franz, 1910
• Ditrema laeve Günther, 1860 accepted as Ditrema temminckii Bleeker, 1853
• Ditrema laterale (Agassiz, 1854) accepted as Embiotoca lateralis Agassiz, 1854
• Ditrema marina De Saedeleer, 1934 (uncertain > taxon inquirendum)
• Ditrema mikrous De Saedeleer, 1934 accepted as Pseudoditrema mikrous (De Saedeleer, 1934)
• Ditrema orthonotus Eigenmann & Eigenmann, 1889 accepted as Phanerodon atripes (Jordan & Gilbert, 1880)
• Ditrema smitti Nyström, 1887 accepted as Ditrema temminckii Bleeker, 1853
• Ditrema temmincki Bleeker, 1853 accepted as Ditrema temminckii Bleeker, 1853
• Ditrema temmincki jordani Franz, 1910 accepted as Ditrema jordani Franz, 1910
• Ditrema temminckii Bleeker, 1853
• Ditrema temminckii pacificum Katafuchi & Nakabo, 2007 accepted as Ditrema temminckii Bleeker, 1853
• Ditrema temminckii temminckii Bleeker, 1853 accepted as Ditrema temminckii Bleeker, 1853
• Ditrema vacca (Girard, 1855) accepted as Phanerodon vacca (Girard, 1855)
• Ditrema violacea Hutton, 1873 accepted as Scorpis violacea (Hutton, 1873)
• Ditrema viride Oshima, 1940
• Ditrema viridis Oshima, 1940 accepted as Ditrema viride Oshima, 1940
• Ditremagenia Palombi, 1928
• Ditremagenia macropharynx Palombi, 1928
• Ditremageniidae Palombi, 1928
• Ditremagenioidea Faubel, 1984
• Ditremamermis Camino & Poinar, 1988
• Ditremamermis montana Camino, 1998
• Ditremamermis simuliae Camino & Poinar, 1988
• Ditremaria A. d'Orbigny, 1843 † accepted as Trochotoma J. A. Eudes-Deslongchamps, 1843 †
• Ditremaria (Discotoma) Wenz, 1938 † accepted as Trochotoma (Placotoma) Ferrari, Damborenea, Manceñido & Griffin, 2015 † accepted as Placotoma Ferrari, Damborenea, Manceñido & Griffin, 2015 †
• Ditremaria (Discotoma) chordulata Haber, 1934 † accepted as Placotoma funiculosa (Cossmann, 1885) †
• Ditremaria (Discotoma) mastoidea Étallon, 1861 † accepted as Trochotoma mastoidea (Étallon, 1861) †
• Ditremaria (Discotoma) mastoidea var. sequanica Haber, 1934 † accepted as Trochotoma mastoidea (Étallon, 1861) †
• Ditremaria (Discotoma) schlosseri Haber, 1934 † accepted as Placotoma discoidea (Buvignier, 1852) †
• Ditremaria (Discotoma) valfinensis Haber, 1934 † accepted as Trochotoma auris Zittel, 1873 †
• Ditremaria (Discotoma) zitteli Haber, 1934 † accepted as Trochotoma auris Zittel, 1873 †
• Ditremaria (Ditremaria) A. d'Orbigny, 1843 † accepted as Trochotoma J. A. Eudes-Deslongchamps, 1843 †
• Ditremaria (Ditremaria) bellampensis Haber, 1934 † accepted as Trochotoma (Trochotoma) meneghinii Gemmellaro, 1879 † represented as Trochotoma meneghinii Gemmellaro, 1879 †
• Ditremaria (Ditremaria) cotteauana Haber, 1934 † accepted as Trochotoma (Trochotoma) extensa J. Morris & Lycett, 1851 † represented as Trochotoma extensa J. Morris & Lycett, 1851 †
• Ditremaria (Ditremaria) gemmellaroi Haber, 1934 † accepted as Trochotoma gemmellaroi (Haber, 1934) †
• Ditremaria (Ditremaria) hamptonensis Haber, 1934 † accepted as Trochotoma (Trochotoma) obtusa J. Morris & Lycett, 1851 † represented as Trochotoma obtusa J. Morris & Lycett, 1851 †
• Ditremaria (Ditremaria) siciliana Haber, 1934 † accepted as Trochotoma (Trochotoma) pachyspira E. Eudes-Deslongchamps, 1868 † represented as Trochotoma pachyspira E. Eudes-Deslongchamps, 1868 †
• Ditremaria amata A. d'Orbigny, 1850 † accepted as Placotoma amata (A. d'Orbigny, 1850) †
• Ditremaria bicarinata A. d'Orbigny, 1843 † accepted as Trochotoma (Trochotoma) bicarinata (A. d'Orbigny, 1843) † represented as Trochotoma bicarinata (A. d'Orbigny, 1843) †
• Ditremaria carinata Zittel, 1873 † accepted as Valfinia carinata (Zittel, 1873) †
• Ditremaria carinata var. elegans Favre, 1913 † accepted as Valfinia elegans (Favre, 1913) †
• Ditremaria conica Rollier, 1918 † accepted as Trochotoma acuminata J. A. Eudes-Deslongchamps, 1843 †
• Ditremaria cossmanni Rollier, 1918 † accepted as Placotoma cossmanni (Rollier, 1918) †
• Ditremaria deffneri Fraas, 1882 † (unaccepted > nomen nudum)
• Ditremaria depressa Gioli, 1889 † accepted as Placotoma depressa (Gioli, 1889) †
• Ditremaria desoriana Cotteau, 1854 † accepted as Trochotoma desoriana (Cotteau, 1854) †
• Ditremaria gracilis Zittel, 1873 † accepted as Valfinia gracilis (Zittel, 1873) †
• Ditremaria gradata Gemmellaro, 1879 † accepted as Trochotoma gradata (Gemmellaro, 1879) †
• Ditremaria granulifera Zittel, 1873 † accepted as Valfinia granulifera (Zittel, 1873) †
• Ditremaria hermitei de Loriol, 1887 † accepted as Valfinia hermitei (de Loriol, 1887) †
• Ditremaria hudlestoni Rollier, 1918 † accepted as Trochotoma (Trochotoma) hudlestoni (Rollier, 1918) † represented as Trochotoma hudlestoni (Rollier, 1918) †
• Ditremaria infundibulum Étallon, 1862 † accepted as Trochotoma (Trochotoma) infundibulum (Étallon, 1862) † represented as Trochotoma infundibulum (Étallon, 1862) †
• Ditremaria ingens Rollier, 1918 † accepted as Trochotoma ingens (Rollier, 1918) †
• Ditremaria mantochensis Étallon, 1864 † accepted as Trochotoma mantochensis (Étallon, 1864) †
• Ditremaria mastoidea Étallon, 1861 † accepted as Trochotoma mastoidea (Étallon, 1861) †
• Ditremaria orientalis Kiparisova, 1952 † accepted as Trochotoma (Trochotoma) orientalis (Kiparisova, 1952) † represented as Trochotoma orientalis (Kiparisova, 1952) †
• Ditremaria oxfordiana Étallon, 1864 † accepted as Valfinia oxfordiana (Étallon, 1864) †
• Ditremaria portlandica Étallon, 1864 † accepted as Valfinia portlandica (Étallon, 1864) †
• Ditremaria praecursor Stoppani, 1861 † accepted as Trochotoma praecursor (Stoppani, 1861) †
• Ditremaria quenstedti Rollier, 1918 † accepted as Trochotoma (Trochotoma) quenstedti (Rollier, 1918) † represented as Trochotoma quenstedti (Rollier, 1918) †
• Ditremaria ranvilliana Rollier, 1918 † accepted as Trochotoma (Trochotoma) ranvilliana (Rollier, 1918) † represented as Trochotoma ranvilliana (Rollier, 1918) †
• Ditremaria rathieriana A. d'Orbigny, 1850 † accepted as Trochotoma (Trochotoma) rathieriana (A. d'Orbigny, 1850) † represented as Trochotoma rathieriana (A. d'Orbigny, 1850) †
• Ditremaria salevensis Favre, 1913 † accepted as Valfinia salevensis (Favre, 1913) †
• Ditremaria scalaris A. d'Orbigny, 1850 † accepted as Trochotoma (Trochotoma) scalaris (A. d'Orbigny, 1850) † represented as Trochotoma scalaris (A. d'Orbigny, 1850) †
• Ditremaria secans Dubar, 1948 † accepted as Trochotoma (Trochotoma) secans (Dubar, 1948) † represented as Trochotoma secans (Dubar, 1948) †
• Ditremaria somertonensis Rollier, 1918 † accepted as Trochotoma (Trochotoma) somertonensis (Rollier, 1918) † represented as Trochotoma somertonensis (Rollier, 1918) †
• Ditremaria strambergensis Remeš, 1909 † accepted as Valfinia strambergensis (Remeš, 1909) †
• Ditremaria striata Zittel, 1873 † accepted as Trochotoma striata (Zittel, 1873) †
• Ditremaria suevica Quenstedt, 1884 † accepted as Placotoma suevica (Quenstedt, 1884) †
• Ditremaria thurmanni de Loriol, 1890 † accepted as Valfinia thurmanni (de Loriol, 1890) †
• Ditremaria thurmanni var. elongata Nalivkin & Akimov, 1917 † accepted as Valfinia elongata (Nalivkin & Akimov, 1917) †
• Ditremaria trochoides Gemmellaro, 1879 † accepted as Trochotoma trochoides (Gemmellaro, 1879) †
• Ditremaster Munier-Chalmas, 1885 †
• Ditremaster aslaniani Poretskaya, 1974a †
• Ditremaster brachypetalus (H.L. Clark, 1917) accepted as Hypselaster brachypetalus H.L. Clark, 1917
• Ditremaster fragilis (A. Agassiz & H.L. Clark, 1907) accepted as Hypselaster fragilis (A. Agassiz & H.L. Clark, 1907)
• Ditremaster granosus Lambert, 1933 †
• Ditremaster kempi (Koehler, 1914) accepted as Hypselaster kempi (Koehler, 1914)
• Ditremaster maximus (A. Agassiz & H.L. Clark, 1907) accepted as Hypselaster maximus (A. Agassiz & H.L. Clark, 1907)
• Ditremaster mereirensis Azab, 1989 †
• Ditremaster olbrechtsi Dartevelle, 1953 †
• Ditremaster pacificus (Lambert & Thiéry, 1924) accepted as Hypselaster rotundus (A. Agassiz & H.L. Clark, 1907)