Cythere (Bairdia) falcata (Reuss, 1850) Speyer, 1863 † accepted as Cushmanidea falcata (Reuss, 1850) Faupel, 1975 † (new combination reference)
Cythere (Bairdia) oviformis Speyer, 1863 † accepted as  † (original description)
Cythere (Bairdia) reussi Speyer, 1863 † represented as  † (original description)
Cythere (Bairdia) subteres (Reuss, 1850) Speyer, 1863 † accepted as Xestoleberis subteres (Reuss, 1850) Livental, 1956 † (new combination reference)
Cythere (Cytheridea) bosqueti Speyer, 1863 † accepted as  † (original description)
Cythere (Cytheridea) fabaeformis Speyer, 1863 † accepted as Cyamocytheridea fabaeformis (Speyer, 1863) † (original description)
Cythere bicostulata Speyer, 1863 † accepted as  † (original description)
Cythere bilacunosa Speyer, 1863 † accepted as Paracytheridea bilacunosa (Speyer, 1863) † (original description)
Cythere bornemanni Speyer, 1863 † (original description)
Cythere hexangulatopora Speyer, 1863 † accepted as  † (original description)
Cythere hispida Speyer, 1863 † accepted as Echinocythereis hispida (Speyer, 1863) Keij, 1957 † (original description)
Cythere hoernesi Speyer, 1863 † accepted as Hermanites hoernesi (Speyer, 1863) † (original description)
Cythere incisa Speyer, 1863 † (original description)
Cythere latimarginata Speyer, 1863 † accepted as Muellerina latimarginata (Speyer, 1863) † (original description)
Cythere millepunctata Speyer, 1863 † accepted as  † (original description)
Cythere subcoronata Speyer, 1863 † accepted as  † (original description)
Cythere subtriangularis Speyer, 1863 † accepted as Loxoconcha subtriangularis (Speyer, 1863) Keij, 1957 † (original description)
Cythere undulata Speyer, 1863 † accepted as  † (original description)
Cythereis subcoronata (Speyer, 1863) † accepted as  † (original description)
Cytherella transversa Speyer, 1863 † (original description)
Muellerina latimarginata latimarginata (Speyer, 1863) † (original description)
Paracytheridea bilacunosa bilacunosa (Speyer, 1863) † (original description)