• Monops Diesing, 1862 accepted as Monocelis Ehrenberg, 1831
• Monops Lubbock, 1853 accepted as Monachops Wilson C.B., 1924 accepted as Pontellopsis Brady, 1883
• Monops agilis Diesing, 1862 (uncertain > nomen dubium)
• Monops agilis Schultze, 1851 accepted as Pseudomonocelis agilis (Schultze, 1851)
• Monops armatus Giesbrecht, 1889 accepted as Pontellopsis armata (Giesbrecht, 1889)
• Monops assimilis Jensen, 1878 accepted as Monocelis fusca Örsted, 1843
• Monops brevis Giesbrecht, 1889 accepted as Pontellopsis brevis (Giesbrecht, 1889)
• Monops edwardsii (Krøyer, 1849) accepted as Pontellopsis villosa Brady, 1883
• Monops elegans Diesing, 1862 accepted as Monocelis lineata (Müller, 1773) Oersted, 1843
• Monops flustrae (Dalyell, 1853)
• Monops fuscus Ørsted, 1843 accepted as Monocelis fusca Örsted, 1843
• Monops grandis Lubbock, 1853 accepted as Pontellopsis regalis (Dana, 1849-1852)
• Monops krameri Giesbrecht, 1896 accepted as Pontellopsis krameri (Giesbrecht, 1896)
• Monops lineatus (Müller, 1773) Diesing, 1862 accepted as Monocelis lineata (Müller, 1773) Oersted, 1843
• Monops lubbockii Giesbrecht, 1889 accepted as Pontellopsis lubbockii (Giesbrecht, 1889)
• Monops nigroflavus Gaimard, 1842-45 (unaccepted)
• Monops obesus Diesing, 1862 accepted as Monocelis lineata (Müller, 1773) Oersted, 1843
• Monops perspicax (Dana, 1849-1852) accepted as Pontellopsis perspicax (Dana, 1849-1852)
• Monops pilosus Giesbrecht, 1889 accepted as Pontellopsis villosa Brady, 1883
• Monops regalis (Dana, 1849-1852) accepted as Pontellopsis regalis (Dana, 1849-1852)
• Monops spatulicauda Diesing, 1862 accepted as Monocelis spatulicauda (Girard, 1851)
• Monops strenuus (Dana, 1849-1852) accepted as Pontellopsis strenua (Dana, 1849-1852)
• Monops subulatus Müller, 1788 accepted as Monocelis subulata (Müller, 1777) Oersted, 1843 accepted as Monocelis lineata (Müller, 1773) Oersted, 1843
• Monops tenuicauda Giesbrecht, 1889 accepted as Pontellopsis tenuicauda (Giesbrecht, 1889)
• Monops umbrinus Gaimard, 1842-45 (unaccepted)
• Monops villosus (Brady, 1883) accepted as Pontellopsis villosa Brady, 1883
• Monopseudocuma McCarthy & Gerken in McCarthy, Gerken, McGrath & McCormack, 2006
• Monopseudocuma gilsoni (Bacescu, 1950)
• Monopsia E. Grove & G. Sturt, 1887 †
• Monopsia cincta Barker & Meakin, 1943 (uncertain > unassessed)
• Monopsia concentrica Barker & Meakin, 1943 (uncertain > unassessed)
• Monopsia corrugata Barker & Meakin, 1943 (uncertain > unassessed)
• Monopsia mammosa Grove & Sturt, 1887 (uncertain > unassessed)
• Monopsia marginata Chenevière, 1934 (uncertain > unassessed)
• Monopsia subtilis Barker & Meakin, 1943 (uncertain > unassessed)