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Taxonomy
Cardium biangulatum was named by Broderip and Sowerby (1829). It is extant.
It was recombined as Trigoniocardia biangulata by Valentine (1956); it was recombined as Americardia biangulata by Coan et al. (2000) and Moore (2003); it was recombined as Ctenocardia biangulata by Coan and Valentich-Scott (2012) and Hendy (2021).
It was recombined as Trigoniocardia biangulata by Valentine (1956); it was recombined as Americardia biangulata by Coan et al. (2000) and Moore (2003); it was recombined as Ctenocardia biangulata by Coan and Valentich-Scott (2012) and Hendy (2021).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1829 | Cardium biangulatum Broderip and Sowerby p. 367 |
| 1855 | Cardium modestum Conrad p. 11 figs. pl. 2, fig. 15 |
| 1857 | Cardium magnificum Carpenter p. 187 |
| 1931 | Fragum magnificum Grant, IV and Gale |
| 1956 | Trigoniocardia biangulata Valentine |
| 2000 | Americardia biangulata Coan et al. p. 359 |
| 2003 | Americardia biangulata Moore figs. Plate 4, figures 1-4 |
| 2012 | Ctenocardia biangulata Coan and Valentich-Scott p. 419 |
| 2021 | Ctenocardia biangulata Hendy |
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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.
Ctenocardia biangulata Broderip and Sowerby 1829
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Invalid names: Cardium magnificum Carpenter 1857 [synonym], Cardium modestum Conrad 1855 [synonym]
Diagnosis
No diagnoses are available