Genus Isognomon [Isognoma] J. Lightfoot, 1786 [D. C. Solander in J. Lightfoot, 1786

(3-7-8-3-5-5-0-15-0-0-0-0-0)
Ref. Abbott & Dance, 1982 p 302
Amer. Fish. Soc., 1988 p 25
Bernard, 1983 p 21
Lindner, 1977 p 102
Syn. Melina Retzius, 1788;
Perna J. G. Bruguiere, 1789
Ref. Abbott, 1974 p 440
Syn. Melina Philipsson, 1788;
Pedalion of authors
Perna J. G. Bruguiere, 1792, not Philipsson, 1788
Ref. Keen, 1971 p 79
Syn. Anisoperna T. Iredale, 1939;
Aviculoperna Pchelintsev, 1931, not M. Cossmann, 1887;
Hippochaeta Sangiovanni, 1884 ?;
Isognoma J. Lightfoot, 1786;
Melina Philipsson, 1788;
Parviperna T. Iredale, 1939;
Perna J. G. Bruguiere, 1789, not Philipsson, 1788;
Pernaria C. S. Rafinesque, 1815;
Pernigenus Renier, 1807;
Sutura Megerle v. Muhlfeld, 1811
Ref. Vaught, 1989 p 117
Syn. Isognomum ex J. T. Klein, ms, O. A. L. Morch, 1853;
Pedalion L. W. Dillwyn, 1817;
Perna J. G. Bruguiere, 1789;
Perna J. B. P. A. de Lamarck, 1799
Ref. Vokes, 1980 p 44