• Megayoldia thraciaeformis (Storer, 1838)
• Yoldia (Yoldiella) keenae F. J. E. Wagner, 1959 accepted as Yoldia hyperborea (A. A. Gould, 1841)
• Yoldia abyssicola Torell, 1859 accepted as Yoldiella lenticula (Møller, 1842)
• Yoldia amygdalea (Valenciennes, 1846) accepted as Yoldia hyperborea (A. A. Gould, 1841)
• Yoldia arctica (J. E. Gray, 1824) accepted as Portlandia arctica (J. E. Gray, 1824)
• Yoldia arctica aestuariorum Mosevich, 1928 accepted as Portlandia aestuariorum (Mosevich, 1928)
• Yoldia frigida Torell, 1859 accepted as Yoldiella frigida (Torell, 1859)
• Yoldia frigida mediterranea F. Nordsieck, 1974 accepted as Yoldiella philippiana (Nyst, 1845)
• Yoldia gardneri I. S. Oldroyd, 1935 accepted as Yoldia hyperborea (A. A. Gould, 1841)
• Yoldia hyperborea (A. A. Gould, 1841)
• Yoldia hyperborea Torell, 1859 accepted as Yoldia hyperborea (A. A. Gould, 1841)
• Yoldia hyperborea limatuloides Ockelmann, 1954 accepted as Yoldia hyperborea (A. A. Gould, 1841)
• Yoldia intermedia M. Sars, 1865 accepted as Yoldiella intermedia (M. Sars, 1865)
• Yoldia intermedia var. major Leche, 1878 accepted as Yoldiella intermedia (M. Sars, 1865)
• Yoldia lenticula (Møller, 1842) accepted as Yoldiella lenticula (Møller, 1842)
• Yoldia lenticula tomlini Winckworth, 1932 accepted as Yoldiella philippiana (Nyst, 1845)
• Yoldia limatula (Say, 1831)
• Yoldia lucida Lovén, 1846 accepted as Yoldiella lucida (Lovén, 1846)
• Yoldia microscopica Monterosato, 1878 accepted as Microgloma pusilla (Jeffreys, 1879)
• Yoldia minima G. Seguenza, 1877 accepted as Pristigloma minima (G. Seguenza, 1877)
• Yoldia myalis (Couthouy, 1838)
• Yoldia nana M. Sars, 1865 accepted as Yoldiella nana (M. Sars, 1865)
• Yoldia norvegica Dautzenberg & H. Fischer, 1912 accepted as Yoldia hyperborea (A. A. Gould, 1841)
• Yoldia obtusa G. O. Sars, 1872 accepted as Pseudomalletia pianii van Aartsen & Giannuzzi-Savelli, 1991 accepted as Malletia pianii (van Aartsen & Giannuzzi-Savelli, 1991)
• Yoldia producta Monterosato, 1880 accepted as Yoldiella striolata (Brugnone, 1876)
• Yoldia propinqua Leche, 1878 accepted as Yoldiella propinqua (Leche, 1878)
• Yoldia pygmaea (Münster, 1837) † accepted as Yoldiella pygmaea (Münster, 1837) †
• Yoldia pygmaea var. symmetrica Friele, 1878 accepted as Yoldiella propinqua (Leche, 1878)
• Yoldia sapotilla (A. A. Gould, 1841)
• Yoldia striolata Brugnone, 1876 accepted as Yoldiella striolata (Brugnone, 1876)
• Yoldia thraciaeformis (Storer, 1838) accepted as Megayoldia thraciaeformis (Storer, 1838)