• Siliqua Megerle von Mühlfeld, 1811
• Siliqua (Neomachaera) M. Huber, 2010 represented as Siliqua Megerle von Mühlfeld, 1811
• Siliqua (Neosiliqua) T. Habe, 1965 represented as Siliqua Megerle von Mühlfeld, 1811
• Siliqua (Neosiliqua) inflexa (W. Wood, 1815) represented as Siliqua inflexa (W. Wood, 1815)
• Siliqua (Neosiliqua) minima (Gmelin, 1791) represented as Siliqua minima (Gmelin, 1791)
• Siliqua (Poortenia) M. Huber, 2010 represented as Siliqua Megerle von Mühlfeld, 1811
• Siliqua (Siliqua) Megerle von Mühlfeld, 1811 represented as Siliqua Megerle von Mühlfeld, 1811
• Siliqua (Siliqua) barnardi M. Huber, 2010 represented as Siliqua barnardi M. Huber, 2010
• Siliqua (Siliqua) fasciata (Spengler, 1794) represented as Siliqua fasciata (Spengler, 1794)
• Siliqua (Siliqua) herberti M. Huber, 2015 represented as Siliqua herberti M. Huber, 2015
• Siliqua acutalis O. Boettger, 1883 †
• Siliqua albida (A. Adams & Reeve, 1850)
• Siliqua alta (Broderip & G. B. Sowerby I, 1829)
• Siliqua angusta Deshayes, 1856 †
• Siliqua annulifera O. Boettger, 1875 †
• Siliqua barnardi M. Huber, 2010
• Siliqua bavarica Mayer, 1861 † (uncertain > unassessed)
• Siliqua berellensis de Laubrière & Carez, 1881 †
• Siliqua costata (Say, 1822)
• Siliqua elongatula O. Boettger, 1880 †
• Siliqua fasciata (Spengler, 1794)
• Siliqua floridana Conrad, 1849 (uncertain > unassessed)
• Siliqua grayana (Dunker, 1862)
• Siliqua harmati Noszky, 1939 †
• Siliqua herberti M. Huber, 2015
• Siliqua inflexa (W. Wood, 1815)
• Siliqua intoshiana Yokoyama, 1928 †
• Siliqua intuspurpurea Pilsbry, 1905 accepted as Siliqua alta (Broderip & G. B. Sowerby I, 1829)
• Siliqua japonica (Dunker, 1862)
• Siliqua kozahurica Kvaliashvili, 1958 †
• Siliqua kozahurica var. metechensis Kvaliashvili, 1958 † (uncertain > unassessed)
• Siliqua lamarckii Deshayes, 1856 †
• Siliqua laubrierei Cossmann, 1886 †
• Siliqua lucida (Conrad, 1837)
• Siliqua minima (Gmelin, 1791)
• Siliqua nuttallii (Conrad, 1837) accepted as Siliqua patula (Dixon, 1789)
• Siliqua oregonia Dall, 1900 † (uncertain > unassessed)
• Siliqua papyracea (Deshayes, 1824) †
• Siliqua patula (Dixon, 1789)
• Siliqua polita (W. Wood, 1828)
• Siliqua pulchella (Dunker, 1852)
• Siliqua radiata (Linnaeus, 1758)
• Siliqua rostrata (Dunker, 1862)
• Siliqua simondsi G. D. Harris, 1895 † (uncertain > unassessed)
• Siliqua sloati Hertlein, 1961 accepted as Siliqua alta (Broderip & G. B. Sowerby I, 1829)
• Siliqua squama (Blainville, 1827)
• Siliqua subaequalis Gabb, 1873 † (uncertain > unassessed)
• Siliqua suevica Mayer, 1876 †
• Siliqua taurica Nosovskiy, 1962 † (uncertain > unassessed)
• Siliqua tenerior (Hedley, 1915)
• Siliqua winteriana (Dunker, 1852) accepted as Siliqua inflexa (W. Wood, 1815)
• Siliquaria Bruguière, 1789 accepted as Tenagodus Guettard, 1770
• Siliquaria Schumacher, 1817 accepted as Tagelus J. E. Gray, 1847
• Siliquaria Stackhouse, 1809 accepted as Halidrys Stackhouse, 1809 accepted as Fucus Linnaeus, 1753
• Siliquaria armata T. Habe & Kosuge, 1967 accepted as Tenagodus armatus (T. Habe & Kosuge, 1967)
• Siliquaria australis Quoy & Gaimard, 1834 accepted as Tenagodus australis (Quoy & Gaimard, 1834)
• Siliquaria bipartita K. Martin, 1879 † accepted as Kuphus polythalamius (Linnaeus, 1767)
• Siliquaria brevifissurata Deshayes, 1850 † accepted as Tenagodus brevifissuratus (Deshayes, 1850) †
• Siliquaria carolinensis Conrad, 1863 † accepted as Tagelus gibbus (Spengler, 1794) accepted as Tagelus plebeius ([Lightfoot], 1786)
• Siliquaria carpenteri Dunker, 1862 accepted as Tagelus politus (P. P. Carpenter, 1857)
• Siliquaria chuni (Thiele, 1925) accepted as Tenagodus chuni Thiele, 1925
• Siliquaria cumingii (Mörch, 1861) accepted as Tenagodus cumingii Mörch, 1861
• Siliquaria echinata Anton, 1838 † (uncertain > taxon inquirendum)
• Siliquaria edentula Gabb, 1869 † accepted as Gari fucata (Hinds, 1845)
• Siliquaria faujasi Deshayes, 1861 † accepted as Tenagodus faujasi (Deshayes, 1861) †
• Siliquaria gigas R. P. Lesson, 1830 (uncertain > taxon inquirendum)
• Siliquaria gracilis Deshayes, 1861 † accepted as Tenagodus gracilis (Deshayes, 1861) †
• Siliquaria lactea Lamarck, 1818 accepted as Tenagodus lacteus (Lamarck, 1818)
• Siliquaria lima Lamarck, 1818 † accepted as Tenagodus lima (Lamarck, 1818) †
• Siliquaria limonensis Olsson, 1922 accepted as Tenagodus modestus (Dall, 1881)
• Siliquaria maoria A. W. B. Powell, 1940 accepted as Tenagodus maoria (A. W. B. Powell, 1940)
• Siliquaria modesta Dall, 1881 accepted as Tenagodus modestus (Dall, 1881)
• Siliquaria modesta var. limonensis Olsson, 1922 accepted as Tenagodus modestus (Dall, 1881)
• Siliquaria multistriata Defrance, 1843 † accepted as Tenagodus multistriatus (Defrance, 1843) †
• Siliquaria muricata (Born, 1780) accepted as Tenagodus muricatus (Born, 1780)
• Siliquaria nitidissima Dunker, 1862 accepted as Tagelus politus (P. P. Carpenter, 1857)
• Siliquaria norai Bozzetti, 1998 accepted as Tenagodus norai (Bozzetti, 1998)
• Siliquaria notata Schumacher, 1817 accepted as Tagelus plebeius ([Lightfoot], 1786)
• Siliquaria occlusa Anton, 1838 † (uncertain > taxon inquirendum)
• Siliquaria peruana Dunker, 1862 accepted as Tagelus peruanus (Dunker, 1862)
• Siliquaria polygona Blainville, 1827 (uncertain > taxon inquirendum)
• Siliquaria ponderosa (Mörch, 1861) accepted as Tenagodus ponderosus Mörch, 1861
• Siliquaria pricei de Loriol, 1882 † (uncertain > unassessed)
• Siliquaria repertricus Tomlin, 1948
• Siliquaria rostrata Stackhouse, 1809 accepted as Fucus siliquosus Linnaeus, 1753 accepted as Halidrys siliquosa (Linnaeus) Lyngbye, 1819
• Siliquaria sculpturata Gabb, 1881 † accepted as Tenagodus squamatus (Blainville, 1827)
• Siliquaria senegalensis G. B. Sowerby II, 1876 accepted as Tenagodus senegalensis (G. B. Sowerby II, 1876)
• Siliquaria senegalensis Mörch, 1861 accepted as Tenagodus senegalensis (G. B. Sowerby II, 1876)
• Siliquaria senex Marwick, 1926 † accepted as Tenagodus senex (Marwick, 1926) †
• Siliquaria spinosa Fischer von Waldheim, 1807 (uncertain > taxon inquirendum)
• Siliquaria spiralis Risso, 1826 accepted as Tenagodus obtusus (Schumacher, 1817)
• Siliquaria squamata Blainville, 1827 accepted as Tenagodus squamatus (Blainville, 1827)
• Siliquaria striata Defrance, 1827 † accepted as Tenagodus striatus (Defrance, 1827) †
• Siliquaria sulcata Defrance, 1843 † accepted as Tenagodus sulcatus (Defrance, 1843) †
• Siliquaria terebella Lamarck, 1818 † accepted as Tenagodus terebellus (Lamarck, 1818) †
• Siliquaria trochlearis Mörch, 1861 accepted as Tenagodes trochlearis (Mörch, 1861) accepted as Tenagodus trochlearis Mörch, 1861
• Siliquaria tuberculata Anton, 1838 † (uncertain > taxon inquirendum)
• Siliquaria turbinata Fischer von Waldheim, 1807 (uncertain > taxon inquirendum)
• Siliquaria vitis Conrad, 1833 † (uncertain > unassessed)
• Siliquaria wilmanae Tomlin, 1918 accepted as Tenagodus wilmanae (Tomlin, 1918)