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Taxonomy
Meretrix nitida was named by Gabb (1864).
It was recombined as Caryatis nitida by Gabb (1869); it was recombined as Aphrodina nitida by Stewart (1930); it was recombined as Calva nitida by Popenoe (1937); it was recombined as Trigonocallista nitida by Taff et al. (1940); it was recombined as Calva (Egelicalva) nitida by Saul and Popenoe (1992).
It was recombined as Caryatis nitida by Gabb (1869); it was recombined as Aphrodina nitida by Stewart (1930); it was recombined as Calva nitida by Popenoe (1937); it was recombined as Trigonocallista nitida by Taff et al. (1940); it was recombined as Calva (Egelicalva) nitida by Saul and Popenoe (1992).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1864 | Meretrix nitida Gabb p. 165 figs. PL 23, Figs. 145 and 146 |
| 1869 | Caryatis nitida Gabb p. 186 figs. PI. 30, Fig. 79 |
| 1922 | Meretrix nitida Packard p. 425 |
| 1930 | Aphrodina nitida Stewart pp. 250 - 251 figs. Plate 5, fig. 10; pl. 6, fig. 9 |
| 1937 | Calva nitida Popenoe p. 395 |
| 1940 | Trigonocallista nitida Taff et al. p. 1322 figs. Plate 2, figures 3, 4 |
| 1992 | Calva (Egelicalva) nitida Saul and Popenoe pp. 27 - 32 figs. 114 - 135 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
†Calva (Egelicalva) nitida Gabb 1864
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| L. R. Saul and W. P. Popenoe 1992 | A trigonal, slightly longer than high Egelicalva with striated lateral teeth, the lunular border nearly straight. Cardinal tooth 1 extending to the hinge plate margin. Cardinal 3a shorter than 1 and extending closer to the beak than 1. |