Genus Modiola J. B. P. A. de Lamarck, 1801

(3-7-5-0-1-2-3-21-0-0-0-0-0)
[=Modiolus J. B. P. A. de Lamarck, 1799]
Ref. Abbott, 1974 p 434
Vaught, 1989 p 116
Syn. Madiola P. Fischer, 1888;
Modiolla Stephanoff, 1932
[invalid ICZN 325]
[=Modiolus J. B. P. A. de Lamarck, 1799]
Ref. Vokes, 1980 p 25, 26

americana W. E. Leach in W. E. Leach & R. P. Nodder, 1815
(3-7-5-0-1-2-3-21-0-1-0-0-0)
[=Modiolus (Modiolus) americanus (W. E. Leach, 1815)]
Ref. Bernard, 1983 p 19

antarctica R. A. Philippi, 1868
(3-7-5-0-1-2-3-21-0-2-0-0-0)
[=Philobrya (Philobrya) antarctica (R. A. Philippi, 1868)]
Ref. Bernard, 1983 p 16
[see under Family: PHILOBRYIDAE]

appendiculata authors, not R. A. Philippi, 1846
(3-7-5-0-1-2-3-21-0-3-0-0-0)
[=Lithophaga (Diberus) canalifera (S. C. T. Hanley, 1843)]
Ref. Bernard, 1983 p 21
[see under Subfamily: LITHOPHAGINAE]

attenuata R. A. Philippi, 1847
(3-7-5-0-1-2-3-21-0-4-0-0-0)
[=Lithophaga (Labis) peruviana (A. Orbigny, 1846)]
Ref. Bernard, 1983 p 21
[see under Subfamily: LITHOPHAGINAE]

bellardina C. M. Tapparone-Canefri, 1874
(3-7-5-0-1-2-3-21-0-5-0-0-0)
[=Musculista senhousia (W. H. Benson, 1842)]
Ref. Bernard, 1983 p 20
[see under Subfamily: CRENELLINAE]

brasiliensis
(3-7-5-0-1-2-3-21-0-6-0-0-0)

mutabilis P. P. Carpenter, 1857
(3-7-5-0-1-2-3-21-0-6-1-0-0)
[=Mytella guyanensis (J. B. P. A. de Lamarck, 1819)]
Ref. Bernard, 1983 p 18
[see under Subfamily: MYTILINAE]

californiensis ex J. F. Eschscholtz, ms, R. A. Philippi, 1847
(3-7-5-0-1-2-3-21-0-7-0-0-0)
[=Adula californiensis (R. A. Philippi, 1847)]
Ref. Bernard, 1983 p 21
[see under Subfamily: LITHOPHAGINAE]

canalifera S. C. T. Hanley, 1843
(3-7-5-0-1-2-3-21-0-8-0-0-0)
[=Lithophaga (Diberus) canalifera (S. C. T. Hanley, 1843)]
Ref. Bernard, 1983 p 21
[see under Subfamily: LITHOPHAGINAE]

capax T. A. Conrad, 1837
(3-7-5-0-1-2-3-21-0-9-0-0-0)
[=Modiolus (Modiolus) capax (T. A. Conrad, 1937)]
Ref. Bernard, 1983 p 19

caudigera J. B. P. A. de Lamarck, 1819
(3-7-5-0-1-2-3-21-0-10-0-0-0)
[=Lithophaga (Myoforceps) aristata (L. W. Dillwyn, 1817)]
Ref. Keen, 1971 p 70
[see under Subfamily: LITHOPHAGINAE]

cultellus G. P. Deshayes, 1839
(3-7-5-0-1-2-3-21-0-11-0-0-0)
[=Musculus (Musculus) cultellus (G. P. Deshayes, 1839)]
Ref. Bernard, 1983 p 20
[see under Subfamily: CRENELLINAE]

discrepans W. E. Leach, 1815, not Modiola discrepans J. B. P A. de Lamarck, 1819, not Mytilus discrepans G. Montagu, 1803
(3-7-5-0-1-2-3-21-0-12-0-0-0)
[=Musculus (Musculus) niger (J. E. Gray, 1824)]
Ref. Bernard, 1983 p 20
[see under Subfamily: CRENELLINAE]

elongata ex A. A. Gould, ms, P. P. Carpenter, 1857
(3-7-5-0-1-2-3-21-0-13-0-0-0)
[=Modiolus (Modiolus) flabellatus (A. A. Gould, 1850)]
Ref. Bernard, 1983 p 19

fornicata P. P. Carpenter, 1864, not E. Romer, 1836
(3-7-5-0-1-2-3-21-0-14-0-0-0)
[=Modiolus (Modiolus) carpenteri Soot-Ryen, 1963]
Ref. Bernard, 1983 p 19

gibbsii W. E. Leach in W. E. Leach & R. P. Nodder, 1815
(3-7-5-0-1-2-3-21-0-15-0-0-0)
[=Modiolus (Modiolus) modiolus (C. v. Linne, 1758)]
Ref. Bernard, 1983 p 19

grandis R. A. Philippi, 1844
(3-7-5-0-1-2-3-21-0-16-0-0-0)
[=Modiolus (Modiolus) modiolus (C. v. Linne, 1758)]
Ref. Bernard, 1983 p 19

guyanensis J. B. P. A. de Lamarck, 1819
(3-7-5-0-1-2-3-21-0-17-0-0-0)
[=Mytella guyanensis (J. B. P. A. de Lamarck, 1819)]
Ref. Bernard, 1983 p 18
[see under Subfamily: MYTILINAE]

laevigata J. E. Gray, 1824, not W. Wood, 1828
(3-7-5-0-1-2-3-21-0-18-0-0-0)
[=Musculus (Musculus) discors (C. v. Linne, 1767)]
Ref. Bernard, 1983 p 20
Bernard, 1984 p 27
[see under Subfamily: CRENELLINAE]

magellanica ex W. Dunker, ms, L. A. Reeve, 1857, not Phaseolicama magellanica L. Rousseau in C. H. Jacquinot, 1854
(3-7-5-0-1-2-3-21-0-19-0-0-0)
[=Modiolus (Modiolus) patagonicus (A. Orbigny, 1846)]
Ref. Bernard, 1983 p 20

mutabilis P. P. Carpenter, 1857
(3-7-5-0-1-2-3-21-0-20-0-0-0)
[=Mytella guyanensis (J. B. P. A. de Lamarck, 1819)]
Ref. Keen, 1971 p 63
[see under Subfamily: MYTILINAE]

nexa A. A. Gould, 1841
(3-7-5-0-1-2-3-21-0-21-0-0-0)
[=Musculus (Musculus) niger (J. E. Gray, 1824)]
Ref. Bernard, 1983 p 20
Bernard, 1984 p 27
[see under Subfamily: CRENELLINAE]

niger [nigra] J. E. Gray, 1824
(3-7-5-0-1-2-3-21-0-22-0-0-0)
[=Musculus (Musculus) niger (J. E. Gray, 1824)]
Ref. Bernard, 1983 p 20
Bernard, 1984 p 27
[see under Subfamily: CRENELLINAE]

nitens A. A. Gould & P. P. Carpenter, 1856
(3-7-5-0-1-2-3-21-0-23-0-0-0)
[=Modiolus (Modiolus) nitens (A. A. Gould & P. P. Carpenter, 1856)]
Ref. Bernard, 1983 p 20

opifex authors, not T. Say, 1825
(3-7-5-0-1-2-3-21-0-24-0-0-0)
[=Gregariella chenui (C. A. Recluz, 1842)]
Ref. Bernard, 1983 p 20
Keen, 1971 p 65
[see under Subfamily: CRENELLINAE]

papuana J. B. P. A. de Lamarck, 1828
(3-7-5-0-1-2-3-21-0-25-0-0-0)
[=Modiolus (Modiolus) modiolus (C. v. Linne, 1758)]
Ref. Bernard, 1983 p 19

planata ex P. P. Carpenter, ms, J. R. Tomlin, 1928
(3-7-5-0-1-2-3-21-0-26-0-0-0)
[=Mytella speciosa (L. A. Reeve, 1857)]
Ref. Bernard, 1983 p 18
[see under Subfamily: MYTILINAE]

plicatula J. B. P. A. de Lamarck, 1819
(3-7-5-0-1-2-3-21-0-27-0-0-0)
[=Geukensia demissa (L. W. Dillwyn, 1817)]
Ref. Bernard, 1983 p 19

polita authors, not A. E. Verrill & K. J. Bush, 1880
(3-7-5-0-1-2-3-21-0-28-0-0-0)
[=Amygdalum pallidulum (W. H. Dall, 1916)]
Ref. Bernard, 1983 p 19

pridauxi W. E. Leach, 1815
(3-7-5-0-1-2-3-21-0-29-0-0-0)
[=Rhomboidella (Rhomboidella) pridauxi (W. E. Leach, 1815)]
Ref. Abbott, 1974 p 431
[see under Subfamily: CRENELLINAE]

pulex H. C. Lea, 1842, not J. B. P. A. de Lamarck, 1819
(3-7-5-0-1-2-3-21-0-30-0-0-0)
[=Amygdalum papyrium (T. A. Conrad, 1846)]
Ref. Abbott, 1974 p 436

purpurata J. B. P. A. de Lamarck, 1819
(3-7-5-0-1-2-3-21-0-31-0-0-0)
[=Brachidontes (Brachidontes) purpuratus (J. B. P. A. de Lamarck, 1819)]
Ref. Bernard, 1983 p 18
[see under Subfamily: MYTILINAE]

recta authors, not T. A. Conrad, 1837
(3-7-5-0-1-2-3-21-0-32-0-0-0)
[=Modiolus (Modiolus) neglectus Soot-Ryen, 1955]
Ref. Bernard, 1983 p 20

recta T. A. Conrad, 1837
(3-7-5-0-1-2-3-21-0-33-0-0-0)
[=Modiolus (Modiolus) rectus (T. A. Conrad, 1837)]
Ref. Bernard, 1983 p 20

semicostata T. A. Conrad, 1837
(3-7-5-0-1-2-3-21-0-34-0-0-0)
[=Geukensia demissa (L. W. Dillwyn, 1817)]
Ref. Bernard, 1983 p 19

semifusca G. B. Sowerby, 1825, not J. B. P. A. de Lamarck, 1819
(3-7-5-0-1-2-3-21-0-35-0-0-0 )
[=Mytella guyanensis (J. B. P. A. de Lamarck, 1819)]
Ref. Bernard, 1983 p 18
[see under Subfamily: MYTILINAE]

semilaevis K. T. Menke, 1848
(3-7-5-0-1-2-3-21-0-36-0-0-0)
[=Brachidontes (Brachidontes) semilaevis (K. T. Menke, 1848)]
Ref. Bernard, 1983 p 18
[see under Subfamily: MYTILINAE]

senhousia W. H. Benson, 1842
(3-7-5-0-1-2-3-21-0-37-0-0-0)
[=Musculista senhousia (W. H. Benson, 1842)]
Ref. Bernard, 1983 p 20
[see under Subfamily: CRENELLINAE]

sinuosa P. P. King & W. J. Broderip, 1832 [P. P. King, 1831]
(3-7-5-0-1-2-3-21-0-38-0-0-0)
[=Mytella guyanensis (J. B. P. A. de Lamarck, 1819)]
Ref. Bernard, 1983 p 18
Keen, 1971 p 63
[see under Subfamily: MYTILINAE]

spatula K. T. Menke, 1849
(3-7-5-0-1-2-3-21-0-39-0-0-0)
[=Modiolus (Modiolus) capax (T. A. Conrad, 1837)]
Ref. Keen, 1971 p 72

speciosa L. A. Reeve, 1857
(3-7-5-0-1-2-3-21-0-40-0-0-0)
[=Mytella speciosa (L. A. Reeve, 1857)]
Ref. Bernard, 1983 p 18
[see under Subfamily: MYTILINAE]

strigatus S. C. T. Hanley, 1843
(3-7-5-0-1-2-3-21-0-41-0-0-0)
[=Mytella strigata (S. C. T. Hanley, 1843)]
Ref. Bernard, 1983 p 18
[see under Subfamily: MYTILINAE]

subfuscata authors, not S. Clessin in H. C. Kuster & W. Kobelt, 1899
(3-7-5-0-1-2-3-21-0-42-0-0-0)
[=Mytella guyanensis (J. B. P. A. de Lamarck, 1819)]
Ref. Bernard, 1983 p 18
[see under Subfamily: MYTILINAE]

subfuscata ex G. B. Sowerby, ms, S. Clessin in H. C. Kuster & W. Kobelt, 1899
(3-7-5-0-1-2-3-21-0-43-0-0-0)
[=Modiolus (Modiolus) capax (T. A. Conrad, 1937)]
Ref. Bernard, 1983 p 19

subfuscata S. Clessin, 1889
(3-7-5-0-1-2-3-21-0-44-0-0-0)
[=Modiolus (Modiolus) capax (T. A. Conrad, 1937)]
Ref. Keen, 1971 p 72

substriata J. E. Gray, 1824
(3-7-5-0-1-2-3-21-0-45-0-0-0)
[=Musculus (Musculus) discors (C. v. Linne, 1767)]
Ref. Bernard, 1983 p 20
Bernard, 1984 p 27
[see under Subfamily: CRENELLINAE]

teres authors, not R. A. Philippi, 1846
(3-7-5-0-1-2-3-21-0-46-0-0-0)
[=Lithophaga (Diberus) plumula (S. C. T. Hanley, 1844)]
Ref. Bernard, 1983 p 21
[see under Subfamily: LITHOPHAGINAE]

trapesina J. B. P. A. de Lamarck, 1819
(3-7-5-0-1-2-3-21-0-47-0-0-0 )
[=Gaimardia trapesina (J. B. P. A. de Lamarck, 1819)]
Ref. Bernard, 1983 p 49
[see under Superfamily: GAIMARDIACEA; Family: GAIMARDIIDAE]

tulipa J. B. P. A. de Lamarck, 1819
(3-7-5-0-1-2-3-21-0-48-0-0-0)
[=Modiolus (Modiolus) americanus (W. E. Leach, 1815)]
Ref. Bernard, 1983 p 19

vulgaris J. Fleming, 1812
(3-7-5-0-1-2-3-21-0-49-0-0-0)
[=Modiolus (Modiolus) modiolus (C. v. Linne, 1758)]
Ref. Bernard, 1983 p 19