Genus Lyonsia W. H. Turton, 1822

(3-2-3-1-3-3-0-13-0-0-0-0-0)
Ref. Amer. Fish. Soc., 1988 p 47
Bernard, 1979 p 58
Bernard, 1983 p 63
Keen, 1971 p 291
Lindner, 1977 p 118
Morris, 1966 p 46
Morris, 1973 p 97
Wagner, 1984 p 73
Syn. Arenolyonsia F. Nordsieck, 1969;
Magdala T. Brown, 1827;
Myatella T. Brown, 1833;
Osteodesma G. P. Deshayes, 1830[not H. M. D. de Blainville, 1825]
Ref. Abbott, 1974 p 554
Syn. Hiatella T. Brown, 1827[not L. A. G. Bosc, 1801];
Magdala W. E. Leach, 1827;
Myatella T. Brown, 1833;
Osteodesma G. P. Deshayes, 1830 of authors[not H. M. D. de Blainville, 1825];
Pandorina A. Scacchi, 1833 [not Bory, 1827];
Tetragonostea G. P. Deshayes in A. N. Herrmannsen, 1849
Ref. Vaught, 1989 p 140
Syn. Hiatella T. Brown, 1827;
Lionsia T. Brown, 1844;
Lyonna A. d'Orbigny, [1850];
Magdala W. E. Leach, 1827;
Myatella T. Brown, 1833;
Pandorina A. Scacchi, 1833;
Tetragonostea A. N. Herrmannsen, 1849
Ref. Vokes, 1980 p 208