• Taenia Linnaeus, 1758
• Taenia acanthorhyncha Wedl, 1855 accepted as Joyeuxilepis acanthorhyncha (Wedl, 1855) Borgarenko & Gulyaev, 1990
• Taenia ambigua Dujardin, 1845 accepted as Proteocephalus ambiguus (Dujardin, 1845) Weinland, 1858
• Taenia ambloplitis Leidy, 1887 accepted as Proteocephalus ambloplitis (Leidy, 1887)
• Taenia amphisbaenae Rudolphi, 1819 accepted as Pseudosemenoviella amphisbaenae (Rudolphi, 1819) Ceccolini & Cianferoni, 2021
• Taenia amphitricha Rudolphi, 1819 accepted as Wardium amphitrichum (Rudolphi, 1819)
• Taenia anoplocephaloides Fuhrmann, 1902 accepted as Triuterina anoplocephaloides (Fuhrmann, 1902) Fuhrmann, 1922
• Taenia armillaris Rudolphi, 1810 accepted as Alcataenia armillaris (Rudolphi, 1810) Spasskaya, 1971
• Taenia aurita Rudolphi, 1819 accepted as Glossocercus aurita (Rudolphi, 1819) Bona, 1994
• Taenia brachycephala Creplin, 1829 accepted as Echinocotyle brachycephala (Creplin, 1829)
• Taenia brachyphallos Krabbe, 1869 accepted as Aploparaksis brachyphallos (Krabbe, 1869) Fuhrmann, 1908
• Taenia bufonis Gmelin, 1790 accepted as Nematotaenia dispar (Goeze, 1782) Lühe, 1899
• Taenia campylacantha Krabbe, 1869 accepted as Alcataenia campylacantha (Krabbe, 1869) Spasskaya, 1971
• Taenia canina Linnaeus, 1758 accepted as Dipylidium caninum (Linnaeus, 1758)
• Taenia capite
• Taenia capite truncato Retzius, 1786 accepted as Eubothrium crassum (Bloch, 1779) Nybelin, 1922
• Taenia capraea Abildgaard, 1789 accepted as Linguatula serrata Frölich, 1789
• Taenia caprina Gmelin, 1791 accepted as Linguatula serrata Frölich, 1789
• Taenia ceratophryos Parodi & Widakowich, 1916 accepted as Ophiotaenia ceratophryos (Parodi & Widakowich, 1916) de Chambrier, Coquille & Brooks, 2006
• Taenia cernuae Gmelin, 1790 accepted as Proteocephalus cernuae (Gmelin, 1790) La Rue, 1911
• Taenia chamissonii Linton, 1905 accepted as Monorygma chamissonii (Linton, 1905) Meggitt, 1924
• Taenia cheilancristrota Wedl, 1855 accepted as Gryporhynchus cheilancristrotus (Wedl, 1855) accepted as Neogryporhynchus cheilancristrotus (Wedl, 1855) Baer & Bona, 1960
• Taenia chlamyderae Krefft, 1873 accepted as Emberizotaenia chlamyderae (Krefft, 1871) Bona, 1994
• Taenia cirrosa Krabbe, 1869 accepted as Dicranotaenia cirrosa (Krabbe, 1869) accepted as Wardium cirrosa (Krabbe, 1869)
• Taenia clandestina Creplin in Krabbe, 1869 accepted as Wardium clandestina (Creplin in Krabbe, 1869) Spassky & Spasskaya, 1954
• Taenia claviceps Goeze, 1782 accepted as Bothriocephalus claviceps (Goeze, 1782) Rudolphi, 1810 accepted as Bothriocestus claviceps (Goeze, 1782) Scholz, Choudhury & Reyda, 2023
• Taenia coenurus Küchenmeister, 1853 (uncertain > taxon inquirendum)
• Taenia coronula Dujardin, 1845 accepted as Dicranotaenia coronula (Dujardin, 1845)
• Taenia coryphicephala Monticelli, 1891 accepted as Monticellia coryphicephala (Monticelli, 1891) La Rue, 1911
• Taenia crassa Bloch, 1779 accepted as Eubothrium crassum (Bloch, 1779) Nybelin, 1922
• Taenia crassirostris Krabbe, 1869 accepted as Aploparaksis crassirostris (Krabbe, 1869) Clerc, 1903
• Taenia crassula Rudolphi, 1819 accepted as Fuhrmannetta crassula (Rudolphi, 1819) Movsesyan, 1966
• Taenia crenata Goeze, 1782 accepted as Passerilepis crenata (Goeze, 1782)
• Taenia cucullanus Schrank, 1788 accepted as Goezia ascaroides (Goeze, 1782) Railliet & Henry, 1915
• Taenia cucurbitina Pallas, 1766 accepted as Taenia solium Linnaeus, 1758
• Taenia decrescens Diesing, 1836 accepted as Monoecocestus decrescens (Diesing, 1856)
• Taenia delafondi Railliet, 1892 accepted as Killigrewia delafondi (Railliet, 1892) Yamaguti, 1959
• Taenia diesingii Monticelli, 1891 accepted as Monticellia diesingii (Monticelli, 1891) La Rue, 1911
• Taenia digonopora Pasquale, 1890 accepted as Cotugnia digonopora (Pasquale, 1890) Diamare, 1893
• Taenia dilatata Linton, 1889 accepted as Proteocephalus dilatatus (Linton, 1889) La Rue, 1911 accepted as Proteocephalus macrocephalus (Creplin, 1825) Nufer, 1905
• Taenia discoidea van Beneden, 1868 accepted as Dictymetra discoidea (van Beneden, 1868) Spasskaya & Shumilo, 1971
• Taenia dispar Goeze, 1782 accepted as Nematotaenia dispar (Goeze, 1782) Lühe, 1899
• Taenia dodecacantha Krabbe, 1869 accepted as Paricterotaenia dodecacantha (Krabbe, 1869)
• Taenia dujardini Krabbe, 1869 accepted as Monorcholepis dujardini (Krabbe, 1869) Oshmarin, 1963
• Taenia dysbiotos MacCallum, 1921 accepted as Acanthobothrium dysbiotos (MacCallum, 1921) Williams, 1969
• Taenia echinorhynchoides Sonsino, 1889 accepted as Joyeuxiella echinorhynchoides (Sonsino, 1889) Fuhrmann, 1935
• Taenia erostris Lönnberg, 1889 accepted as Tetrabothrius (Oriana) erostris (Lönnberg, 1899) Baylis, 1926
• Taenia erostris minor Lonnberg, 1893 accepted as Tetrabothrius (Tetrabothrius) minor (Lönnberg, 1893) Fuhrmann, 1899
• Taenia faranciae MacCallum, 1921 accepted as Ophiotaenia faranciae (MacCallum, 1921) Hilmy, 1936
• Taenia farciminosa Goeze, 1782 accepted as Variolepis farciminosa (Goeze, 1782)
• Taenia fasciolaris Pallas, 1781 accepted as Fimbriaria fasciolaris (Pallas, 1781) Froelich, 1802
• Taenia filariformis Pont, 1926 (uncertain > nomen dubium)
• Taenia filicollis Rudolphi, 1802 accepted as Proteocephalus filicollis (Rudolphi, 1802) Weinland, 1858
• Taenia filum Goeze, 1782 accepted as Aploparaksis filum (Goeze, 1782)
• Taenia forsteri Krefft, 1871 accepted as Tetrabothrius (Tetrabothrius) forsteri (Krefft, 1871) Fuhrmann, 1904
• Taenia fragilis Rudolphi, 1802 accepted as Eubothrium fragile (Rudolphi, 1802) Nybelin, 1922
• Taenia fringillarum Rudolphi, 1810 accepted as Aploparaksis fringillarum (Rudolphi, 1810) Linstow, 1904 accepted as Passerilepis passeris (Gmelin, 1790) Yamaguti, 1959
• Taenia furcifera Krabbe, 1869 accepted as Confluaria furcifera (Krabbe, 1869)
• Taenia furcigera Rudolphi, 1819 accepted as Aploparaksis furcigera (Rudolphi, 1819) Fuhrmann, 1908
• Taenia fusus Krabbe, 1869 accepted as Wardium fusa (Krabbe, 1869) Spassky, 1961 accepted as Hymenolepis fusus (Krabbe, 1869) Bondarenko & Kontrimavichus, 2004
• Taenia galbulae Gmelin, 1791 accepted as Monopylidium galbulae (Gmelin, 1791)
• Taenia globata von Linstow, 1879 accepted as Anonchotaenia globata (von Linstow, 1879)
• Taenia grimaldii Moniez, 1889 accepted as Monorygma grimaldii (Moniez, 1899) Baylis, 1919 accepted as Clistobothrium grimaldii (Moniez, 1889) Caira, Jensen, Pickering, Ruhnke & Gallagher, 2020
• Taenia groenlandica Krabbe, 1869 accepted as Aploparaksis groenlandica (Krabbe, 1869) Baer, 1956
• Taenia haerica Pallas, 1781 accepted as Fistulicola plicatus (Rudolphi, 1819) Lühe, 1899
• Taenia hemisphaerica Molin, 1859 accepted as Proteocephalus macrocephalus (Creplin, 1825) Nufer, 1905
• Taenia heterosoma Baird, 1853 accepted as Tetrabothrius (Tetrabothrius) heterosoma (Baird, 1853) Fuhrmann, 1913
• Taenia himantopodis Krabbe, 1869 accepted as Wardium himantopodis (Krabbe, 1869)
• Taenia hirsuta Krabbe, 1882 accepted as Aploparaksis hirsuta (Krabbe, 1882) Clerc, 1903
• Taenia immerina Abildgaard, 1790 accepted as Tetrabothrius immerinus (Abildgaard, 1790)
• Taenia incognita MacCallum, 1921 accepted as Acanthobothrium incognita (MacCallum, 1921) Wardle & McLeod, 1952 accepted as Acanthobothrium incognitum (MacCallum, 1921) Wardle & McLeod, 1952
• Taenia inflata Rudolphi, 1819 accepted as Diorchis inflata (Rudolphi, 1819)
• Taenia interrupta Rudolphi, 1802 accepted as Hymenolepis interrupta (Rudolphi, 1802) Fuhrmann, 1906
• Taenia inversa Rudolphi, 1819 accepted as Paricterotaenia inversa (Rudolphi, 1819)
• Taenia lactea Leidy, 1855 accepted as Ophiotaenia lactea (Leidy, 1855) La Rue, 1911
• Taenia laevigata Rudolphi, 1819 accepted as Dictymetra laevigata (Rudolphi, 1819) Spassky & Spasskaya, 1971
• Taenia laevis Bloch, 1782 accepted as Diploposthe laevis (Bloch, 1782)
• Taenia lamilligera Owen, 1832 accepted as Amabilia lamilligera (Owen, 1832) Diamare, 1893
• Taenia lanceolata Rudolphi, 1805 accepted as Linguatula serrata Frölich, 1789
• Taenia larina Krabbe, 1869 accepted as Alcataenia larina (Krabbe, 1869)
• Taenia lata Linnaeus, 1758 accepted as Dibothriocephalus latus (Linnaeus, 1758) Lühe, 1899
• Taenia laticeps Pallas, 1781 accepted as Caryophyllaeus laticeps (Pallas, 1781) Lühe, 1910
• Taenia leptosoma Leidy, 1888 accepted as Taenia nematosoma Leidy, 1891 accepted as Proteocephalus nematosoma (Leidy, 1891) La Rue, 1911
• Taenia loliginis Leidy, 1887 accepted as Phyllobothrium loliginis (Leidy, 1887) Linton, 1897
• Taenia macracanthos Linstow, 1877 accepted as Retinometra macracanthos (Linstow, 1877) Spassky, 1963
• Taenia macrocephala Creplin, 1825 accepted as Proteocephalus macrocephalus (Creplin, 1825) Nufer, 1905
• Taenia macrocotylea Monticelli, 1892 accepted as Monticellia macrocotylea (Monticelli, 1891) La Rue, 1911
• Taenia macrophalla Diesing, 1850 accepted as Proteocephalus macrophallus (Diesing, 1850) La Rue, 1914
• Taenia macrorhyncha Rudolphi, 1810 accepted as Schistotaenia macrorhyncha (Rudolphi, 1810) Cohn, 1900
• Taenia malopteruri Fritsch, 1886 accepted as Electrotaenia malapteruri (Fritsch, 1886) Nybelin, 1942
• Taenia marchali Mola, 1907 accepted as Prochoanotaenia marchali (Mola, 1907) Lühe, 1910
• Taenia medici Stossich, 1890 accepted as Armadoskrjabinia medici (Stossich, 1890)
• Taenia megalops Nitzsch in Creplin, 1829 accepted as Cloacotaenia megalops (Nitzsch in Creplin, 1829)
• Taenia micracantha Krabbe, 1869 accepted as Alcataenia micracantha (Krabbe, 1869)
• Taenia micropteri Leidy, 1887 accepted as Proteocephalus micropteri (Leidy, 1887) La Rue, 1911
• Taenia microrhyncha Krabbe, 1869 accepted as Anomotaenia microrhyncha (Krabbe, 1869) Cohn, 1900
• Taenia microsoma Creplin, 1829 accepted as Microsomacanthus microsoma (Creplin, 1829)
• Taenia multistriata Rudolphi, 1819 accepted as Colymbilepis multistriata (Rudolphi, 1810)
• Taenia narinari MacCallum, 1917 accepted as Seussapex narinari (MacCallum, 1917) Jensen & Russell, 2014
• Taenia nematosoma Leidy, 1891 accepted as Proteocephalus nematosoma (Leidy, 1891) La Rue, 1911