Classification of Alméras 1970
G. †Rhactorhynchia Buckman 1917
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†Rhactorhynchia turgida Buckman 1917
†Rhactorhynchia voluta Richardson and Walker 1907
G. †Rhynchonelloidella Muir-Wood 1936
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†Rhynchonelloidella varians Schlotheim 1820
G. †Arceythyris Rollet 1964
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†Arceythyris alemanica Rollier 1911
†Arceythyris badensis Rollier 1911
†Arceythyris lissajousi Alméras 1970
†Arceythyris pseudoglobata Muir-Wood 1936
†Arceythyris uriniacensis Alméras 1970
G. †Aromasithyris Alméras 1970
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†Aromasithyris aromasiensis Alméras 1970
†Aromasithyris longiplicatoides Alméras 1970
†Aromasithyris mazenoti Alméras 1970
†Aromasithyris subcanaliculata Oppel 1856
G. †Aulacothyris Douville 1880
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†Aulacothyris crewkerniensis Buckman and Davidson 1884
†Aulacothyris doultingensis Richardson and Walker 1907
†Aulacothyris hypocirta Deslongchamps 1856
†Aulacothyris meriani Oppel 1859
G. †Cererithyris Buckman 1917
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†Cererithyris arkelli Alméras 1970
†Cererithyris dorsetensis Douglas and Arkell 1928
†Cererithyris fleischeri Oppel 1857
G. †Dorsoplicathyris Alméras 1970
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†Dorsoplicathyris amygdalis Alméras 1970
†Dorsoplicathyris chantalae Alméras 1970
†Dorsoplicathyris circularis Alméras 1970
†Dorsoplicathyris cuvergnatensis Alméras 1970
†Dorsoplicathyris deslongchampsi Alméras 1970
†Dorsoplicathyris dorsoplicata Suess 1856
†Dorsoplicathyris enayi Alméras 1970
†Dorsoplicathyris hugueneyi Alméras 1970
†Dorsoplicathyris mangoldi Alméras 1970
†Dorsoplicathyris ovalis Alméras 1970
†Dorsoplicathyris pentagonalis Alméras 1970
†Dorsoplicathyris recta Alméras 1970
†Dorsoplicathyris tenuiplicata Alméras 1970
†Dorsoplicathyris theveleyensis Alméras 1970
G. †Ferrythyris Alméras 1970
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†Ferrythyris deschampsi d'Orbigny 1850
†Ferrythyris ferryi Deslongchamps 1861
†Ferrythyris globosa Alméras 1970
†Ferrythyris hollandae Buckman 1882
†Ferrythyris pouillyensis Alméras 1970
†Ferrythyris poullyensis Alméras 1970
†Ferrythyris uriniacensis Alméras 1970
†Ferrythyris vireti Roche 1939
G. †Goniothyris Buckman 1917
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†Goniothyris hungarica Suess and Szajnocha 1881
†Goniothyris poleymiensis Alméras 1970
G. †Holcothyris Buckman 1917
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†Holcothyris depressa Sahni 1940
†Holcothyris perplicata Sahni 1940
†Holcothyris rotundata Sahni 1940
G. †Lobothyris Buckman 1917
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†Lobothyris pseudocrithea Arcelin and Roche 1936
†Lobothyris romani Arcelin and Roche 1936
G. †Millythyris Alméras 1970
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†Millythyris arvierensis Alméras 1970
†Millythyris fredericiromani Roche 1939
†Millythyris inflata Roche 1939
†Millythyris millyensis Alméras 1970
†Millythyris praeglobata Roche 1939
†Millythyris rochei Alméras 1970
G. †Monsardithyris Alméras 1970
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†Monsardithyris buckmaniana Walker and Davidson 1878
†Monsardithyris ronzevauxi Alméras 1970
†Monsardithyris ventricosa Hartmann 1830
G. †Morrisithyris Alméras 1970
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†Morrisithyris aargauensis Alméras 1970
†Morrisithyris amoena Seifert 1963
†Morrisithyris corvina Merian and Greppin 1900
†Morrisithyris davidsoni Alméras 1970
†Morrisithyris eggensis Rollier 1918
†Morrisithyris favrei Bayle 1878
†Morrisithyris phillipsiana Walker and Davidson 1878
†Morrisithyris prosorovskaiae Alméras 1970
†Morrisithyris quenstedti Rollier 1918
†Morrisithyris vercrae Alméras 1970
G. †Pseudotubithyris Alméras 1970
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†Pseudotubithyris davaiacensis Lissajous 1923
†Pseudotubithyris powerstockensis Muir-Wood 1936
†Pseudotubithyris rambertensis Alméras 1970
†Pseudotubithyris richardsoni Muir-Wood 1936
†Pseudotubithyris roettingensis Rollier 1918
G. †Pseudowattonithyris Alméras 1970
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†Pseudowattonithyris circumdata Deslongchamps 1885
†Pseudowattonithyris depressa Alméras 1970
†Pseudowattonithyris gigantea Alméras 1970
†Pseudowattonithyris inflata Alméras 1970
G. †Rocheithyris Alméras 1970
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†Rocheithyris clerci Alméras 1970
†Rocheithyris curvata Alméras 1970
G. †Rugitela
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†Rugitela cadomensis Deslongchamps 1867
†Rugitela emarginata Sowerby 1825
G. †Sphaeroidothyris Buckman 1917
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†Sphaeroidothyris doultingensis Richardson 1907
†Sphaeroidothyris pentagonalis Muir-Wood 1936
†Sphaeroidothyris vinneyensis Walker 1910
G. †Stiphrothyris Buckman 1917
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†Stiphrothyris birdlipensis Walker and Davidson 1878
†Stiphrothyris champfromierensis Alméras 1970
†Stiphrothyris cheltensis Buckman 1907
†Stiphrothyris dominjoni Alméras 1970
†Stiphrothyris garantiana d'Orbigny 1850
†Stiphrothyris helenae Bayle 1878
†Stiphrothyris premeyzelensis Alméras 1970
G. †Zeilleria Bayle 1878
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†Zeilleria digona Sowerby 1815
†Zeilleria rollieri Haas 1893
†Zeilleria subbucculenta Chapuis and Dewalque 1852
†Zeilleria subrugata Deslongchamps 1859
†Zeilleria umbonella Lamarck 1819
†Zeilleria waltoni Davidson 1851