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Taxonomy
Arca grandis was named by Broderip and Sowerby (1829). It is extant.
It was recombined as Scapharca grandis by Weisbord (1929); it was recombined as Arca (Arca) grandis by Grant and IV and Gale (1931); it was recombined as Anadara (Larkinia) grandis by Reinhart (1943); it was recombined as Arca (Scapharca) grandis by Barrios (1960); it was recombined as Anadara (Grandiarca) grandis by Keen (1971); it was recombined as Grandiarca grandis by Moore (1983); it was recombined as Anadara grandis by DeVries (1988); it was recombined as Larkinia grandis by Hendy (2020).
It was recombined as Scapharca grandis by Weisbord (1929); it was recombined as Arca (Arca) grandis by Grant and IV and Gale (1931); it was recombined as Anadara (Larkinia) grandis by Reinhart (1943); it was recombined as Arca (Scapharca) grandis by Barrios (1960); it was recombined as Anadara (Grandiarca) grandis by Keen (1971); it was recombined as Grandiarca grandis by Moore (1983); it was recombined as Anadara grandis by DeVries (1988); it was recombined as Larkinia grandis by Hendy (2020).
Sister species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1829 | Arca grandis Broderip and Sowerby p. 404 figs. pl. 40, fig. 1 |
| 1833 | Arca quadrilatera Sowerby |
| 1921 | Arca grandis Pilsbry p. 404 |
| 1929 | Scapharca grandis Weisbord p. 5 |
| 1931 | Arca (Arca) grandis Grant, IV and Gale p. 141 |
| 1943 | Anadara (Larkinia) grandis Reinhart p. 65 figs. PI. 13, figs. 4-6 |
| 1960 | Arca (Scapharca) grandis Barrios p. 232 |
| 1971 | Anadara (Grandiarca) grandis Keen p. 46 |
| 1983 | Grandiarca grandis Moore p. A42 figs. Plate 9, figures 8, 9 |
| 1988 | Anadara grandis DeVries |
| 2020 | Larkinia grandis 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.
Larkinia grandis Broderip and Sowerby 1829
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†Anadara (Grandiarca) grandis colombiensis Weisbord 1929
†Arca grandis waringi Maury 1925
Invalid names: Arca quadrilatera Sowerby 1833 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family | |||||
| References: Sanchez Roig 1926, Mikkelsen and Bieler 2008 | |||||
Age range: base of the Middle Miocene to the top of the Early/Lower Pleistocene or 15.98000 to 0.77400 Ma
Collections (24 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Miocene | Colombia | Anadara grandis (96502) | |
| Middle Miocene | Colombia (Atlantico) | Scapharca grandis (60678 60680 60683) | |
| Middle Miocene | Colombia (Bolivar) | Scapharca grandis (60685) | |
| Middle Miocene | Venezuela | Anadara grandis (96482) | |
| Late/Upper Miocene | Colombia | Anadara grandis (96500 96501 131219 131220) Arca grandis (97682) | |
| Late/Upper Miocene | Jamaica | Anadara grandis (96444) | |
| Late/Upper Miocene | Venezuela | Anadara grandis (96471) | |
| Early/Lower Pliocene | Colombia | Arca grandis (97686 97687 133227 133231) | |
| Pliocene | Venezuela | Anadara grandis (96485) | |
| Early/Lower Pleistocene | Peru | Anadara grandis (97649) | |
| Early/Lower Pleistocene | Ecuador (Manabi) | Grandiarca grandis (48664 48665) | |
| Pleistocene | Peru | Arca grandis (207003 207004 207005) |