Lyonsia adriatica G.S. Coen, 1937
Lyonsia alvarezii D'Orbigny, 1846
Lyonsia arcaeformis E.C. Von Martens, 1885
Lyonsia arenosa (H.P.C. Møller, 1842)
Lyonsia argentea J.G. Jeffreys, 1881
Lyonsia avicularis J.D. Kurtz, 1860
Lyonsia bracteata (A.A. Gould, 1850)
Entodesma brasiliense (A.A. Gould, 1850)
Entodesma brevifrons (G.B. I Sowerby, 1834)
Lyonsia californica T.A. Conrad, 1837
Ostomya carinata (FOSSIL) Wesselingh, 2006 †
Lyonsia celeste A. Pimenta& C.D. de Castro Oliveira, 2013
Lyonsia cucumerina I.N.V. Ivanovain O.A. Scarlato, 1981
Entodesma cuneata (J.E. Gray, 1828)
Entodesma delicatum (L.N. Marincovich, 1973)
Entodesma elongatulum T. Soot-Ryen, 1957
Lyonsia floridana T.A. Conrad, 1849
Lyonsia granulifera A.E. Verrill & K.J. Bush,1898
Lyonsia heberti (FOSSIL) G.P. Deshayes, 1857 †
Lyonsia hyalina (T.A. Conrad, 1831)
Entodesma inflatum (T.A. Conrad, 1837)
Lyonsia kawamurai T. Habe, 1952
Lyonsia magnifica W.H. Dall, 1913
Lyonsia malvinensis D'Orbigny, 1846
Ostomya myiformis (FOSSIL) Wesselingh, 2006 †
Entodesma navicula (A. Adams & L.A. Reeve,1850)
Entodesma navicula naviculoides M. Yokoyama, 1922
Entodesma navicula saxicola (W. Baird, 1863)
Lyonsia nesiotes W.H. Dall, 1915
Lyonsia norwegica (J.F. Gmelin, 1791)
Lyonsia norwegica striata (G. Montagu, 1815)
Lyonsia nuculaniformis O.A. Scarlato, 1981
Lyonsia obovata (FOSSIL) A. von Koenen, 1868 †
Lyonsia pakistanica (FOSSIL) F.E. Eames, 1951 †
Lyonsia panamensis W.H. Dall, 1908