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Taxonomy
Arca biangula was named by Lamarck (1805) [DISTRIBUTION: Paleogene; Western Europe.]. It is not a trace fossil.
Sister species lacking formal opinion data
A. bellonii, A. bravoensis, A. cancellata, A. carinata, A. gurgitis, A. limatella, A. macnairyensis, A. montensis, A. nana, A. pakistanica, A. pergracilis, A. securiculata, A. tailleburgensis, A. triasina, A. halmyrus, A. montensis, A. fruthi, A. stillicidum, A. mikkula, A. waltonia, A. fracta, A. gabrielis, A. veatchi
Synonymy list
| Year | Name and author |
|---|---|
| 1805 | Arca biangula Lamarck p. 219 figs. pl. 24, fig. 5 |
| 1904 | Arca biangula Cossmann and Pissarro figs. pl. 35, figs. 110-2 |
| 1980 | Arca biangula Iqbal p. 23 |
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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.
†Arca biangula Lamarck 1805
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Diagnosis
No diagnoses are available