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Taxonomy
Mactra semisulcata was named by Lamarck (1805) [DISTRIBUTION: Eocene; western Europe, western Africa.]. It is not a trace fossil.
It was recombined as Spisula semisulcata by Tracey et al (1995); it was recombined as Spisula (Austromactra) semisulcata by Pacaud and Le Renard (1995) and Le Renard and Pacaud (1995).
It was recombined as Spisula semisulcata by Tracey et al (1995); it was recombined as Spisula (Austromactra) semisulcata by Pacaud and Le Renard (1995) and Le Renard and Pacaud (1995).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1805 | Mactra semisulcata Lamarck p. 93 figs. 7: 10-13 |
| 1995 | Spisula (Austromactra) semisulcata Le Renard and Pacaud p. 69 |
| 1995 | Spisula (Austromactra) semisulcata Pacaud and Le Renard |
| 1995 | Spisula semisulcata Tracey et al. |
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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.
†Spisula semisulcata Lamarck 1805
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, c = class | |||||
| References: Aberhan et al. 2004, Sanchez Roig 1926 | |||||
Collections (8 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Ypresian | United Kingdom (England) | Mactra semisulcata (38868) | |
| Lutetian | United Kingdom (England) | Spisula semisulcata (8124 8125) | |
| Lutetian | Nigeria | Mactra semisulcata (51237 51239 51240 51241) | |
| Lutetian | France (Yvelines) | Spisula semisulcata (177970) |