Acanthoscapha Ulrich & Bassler, 1923 † (basis of record)
Acanthoscapha (Acanthoscapha) navicula (Ulrich, 1891) † represented as Acanthoscapha navicula (Ulrich, 1891) † (basis of record)
Acanthoscapha navicula (Ulrich, 1891) † (basis of record)
Acanthoscapha ovata (Ulrich, 1891) † (new combination reference)
Acratia deloi Geis, 1932 † (basis of record)
Acratia magna Delo, 1930 † (basis of record)
Acratia typica Delo, 1930 † (basis of record)
Acronotella Ulrich & Bassler, 1923 † (basis of record)
Acronotella depressa Peneau, 1928 † (basis of record)
Acronotella shideleri Ulrich & Bassler, 1923 † (basis of record)
Amphissites centronotus transversus (Roth, 1929) Bassler & Kellett, 1934 † (new combination reference)
Amphissites costatus (Roth, 1929) Bassler & Kellett, 1934 † (new combination reference)
Amphissites graptus (Keyserling, 1854) Bassler & Kellett, 1934 † (new combination reference)
Amphissites mesocostus (Roth, 1929) Bassler & Kellett, 1934 † (new combination reference)
Amphissites minutus (Roth, 1929) Bassler & Kellett, 1934 † (new combination reference)
Amphissites permianus (Jones & Kirkby, 1886) Bassler & Kellett, 1934 † (new combination reference)
Amphissites semimuralis Bassler & Kellett, 1934 † (original description)
Amphissites simplex (Girty, 1910) Bassler & Kellett, 1934 † (new combination reference)
Amphissites simplus (Roth, 1929) Bassler & Kellett, 1934 † (new combination reference)
Amphissites stictus (Keyserling, 1854) Bassler & Kellett, 1934 † (new combination reference)
Amphissites umbonatus (Eichwald, 1857) Bassler & Kellett, 1934 † (new combination reference)
Aparchites grandis (Jones, 1887) Bassler & Kellett, 1934 † (new combination reference)
Aparchites seneca (Hall, 1862) Bassler & Kellett, 1934 † (new combination reference)
Aparchites sinuatus (Hall, 1860) Bassler & Kellett, 1934 † (new combination reference)
Aparchites subovatus Jones, 1893 † (additional source)
Aparchites subtruncatus Jones, 1893 † (additional source)
Bairdia arcuata (M'Coy, 1844) Bassler & Kellett, 1934 † (new combination reference)
Bairdia brevicauda (Jones, 1859) Bassler & Kellett, 1934 † (new combination reference)
Bairdia caudata (Kirkby, 1859) Bassler & Kellett, 1934 † (new combination reference)
Bairdianella occidentalis (Girty, 1909) Bassler & Kellett, 1934 † (new combination reference)
Barychilina rhomboidea (Jones, 1890) Ulrich, 1891 † (additional source)
Barychilina walcotti (Jones, 1890) Bassler & Kellett, 1934 † (new combination reference)
Beecherella ovata Ulrich, 1891 † (basis of record)
Beyrichia (Beyrichia) bicuspis (Kiesow, 1888) Bassler & Kellett, 1934 † (new combination reference)
Beyrichia antiquata (Jones, 1855) Bassler & Kellett, 1934 † (new combination reference)
Beyrichia atlantica (Billings, 1865) Bassler & Kellett, 1934 † (new combination reference)
Beyrichia bicuspis (Kiesow, 1888) Bassler & Kellett, 1934 † (new combination reference)
Beyrichia brasiliensis (Clarke, 1900) Bassler & Kellett, 1934 † (new combination reference)
Beyrichia comma Jones, 1880 † (new combination reference)
Beyrichia dagon (Clarke, 1885) Bassler & Kellett, 1934 † (new combination reference)
Beyrichia granulata (Jones, 1886) Bassler & Kellett, 1934 † (new combination reference)
Beyrichia infecta (Jones, 1893) Bassler & Kellett, 1934 † (new combination reference)
Beyrichia lithofactor White & St. John, 1867 † (additional source)
Beyrichia lithofactor lithofactor White & St. John, 1867 † (additional source)
Beyrichia lithofactor velata White & St. John, 1867 † (additional source)
Beyrichia muldensis Chapman, 1901 † (additional source)
Beyrichia nuda (Jones, 1855) Bassler & Kellett, 1934 † (new combination reference)
Beyrichia pauperata (Jones & Holl, 1886) Bassler & Kellett, 1934 † (new combination reference)
Beyrichia plicata (Krause, 1892) † (new combination reference)
Beyrichia reussi Alth, 1874 † (additional source)
Beyrichia siliqua Jones, 1855 † (additional source)
Beyrichia strictisulcata Jones, 1895 † (additional source)
Beyrichia subtorosa (Jones, 1881) Bassler & Kellett, 1934 † (new combination reference)
Beyrichia verruculosa (Jones, 1888) Bassler & Kellett, 1934 † (new combination reference)
Beyrichiopsis costata mooreana (Jones & Kirkby, 1885) † (additional source)
Bollia brasiliensis (Clarke, 1900) Bassler & Kellett, 1934 † (new combination reference)
Bollia plicatula (Krause, 1892) Bassler & Kellett, 1934 † (new combination reference)
Bythocypris cypridiformis (Jones & Kirkby, 1886) † (new combination reference)
Bythocypris krausei (Bonnema, 1909) Bassler & Kellett, 1934 † (new combination reference)
Bythocypris pusilla (Jones, 1889) Bassler & Kellett, 1934 † (new combination reference)
Bythocypris reniformis Jones, 1887 † (additional source)
Bythocypris ruedemanni (Bonnema, 1909) Bassler & Kellett, 1934 † (new combination reference)
Bythocypris thraso Jones & Kirkby, 1886 † (additional source)
Cryptophyllus materni (Bassler & Kellett, 1934) Levinson, 1951 † (original description)
Ctenobolbina barrandiana (Jones, 1855) Bassler & Kellett, 1934 † (new combination reference)
Ctenobolbina rossica (Bonnema, 1909) Bassler & Kellett, 1934 † (new combination reference)
Cystomatochilina umbonata (Krause, 1892) Jaanusson, 1957 † (additional source)
Cythere cornuta M'Coy, 1844 † (additional source)
Cythere crassimarginata Winchell, 1862 † (additional source)
Cythere excavata M'Coy, 1844 † (new combination reference)
Cythere gibberula M'Coy, 1844 † (additional source)
Cythere harknessiana Jones & Holl, 1868 † (new combination reference)
Cythere hollii (Jones, 1887) Bassler & Kellett, 1934 † (new combination reference)
Cythere impressa M'Coy, 1844 † (new combination reference)
Cythere morrisiana (Jones, 1850) Bassler & Kellett, 1934 † (new combination reference)
Cythere oblonga (M'Coy, 1844) Bassler & Kellett, 1934 † (new combination reference)
Cythere ohioensis (Herrick, 1888) Bassler & Kellett, 1934 † (new combination reference)
Cythere ohioensis Herrick, 1888 † (additional source)
Cythere orbicularis M'Coy, 1844 † (additional source)
Cythere parmula (Richter, 1867) Bassler & Kellett, 1934 † (new combination reference)
Cythere scutulum (M'Coy, 1844) Bassler & Kellett, 1934 † (new combination reference)
Cythere wrightiana Jones & Holl, 1868 † (additional source)
Cytherella grindrodiana (Jones & Holl, 1869) Bassler & Kellett, 1934 † (new combination reference)
Cytherella intumescens Reed, 1927 † (additional source)
Cytherella iowensis (Jones, Kirkby & Brady, 1884) Bassler & Kellett, 1934 † (new combination reference)
Cytherella mientienensis (Grabau, 1926) Bassler & Kellett, 1934 † (new combination reference)
Cytherella ovalis (Stoddart, 1861) Jones, Kirkby & Brady, 1884 † (additional source)
Cytherella richteriana (Jones, 1859) Bassler & Kellett, 1934 † (new combination reference)
Cytherella tyronica (Jones, 1859) Bassler & Kellett, 1934 † (new combination reference)
Cytherellina siliqua Jones & Holl, 1869 † (additional source)
Cytherellina siliqua grandis Jones & Holl, 1869 † (additional source)
Cytherellina siliqua ovata Jones & Holl, 1869 † (additional source)
Cytherellina siliqua tersa Jones & Holl, 1869 † (additional source)
Dilobella simplex (Krause, 1892) Bassler & Kellett, 1934 † (new combination reference)
Drepanella tumida (Ulrich, 1890) Bassler & Kellett, 1934 † (new combination reference)
Eridoconcha materni Bassler & Kellett, 1934 † (original description)
Eukloedenella pennsylvanica (Jones, 1889) Bassler & Kellett, 1934 † (new combination reference)
Eurychilina reticulosa Bassler & Kellett, 1934 † (original description)
Glyptopleura eichwaldi (Jones & Kirkby, 1875) Bassler & Kellett, 1934 † (new combination reference)
Healdia bituberculata (Reuss, 1854) Bassler & Kellett, 1934 † (new combination reference)