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Crassatella cygnea
Taxonomy
Mactra cygnea was named by Chemnitz (1782) [DISTRIBUTION: Eocene; Paris Basin.]. It is not a trace fossil.
It was recombined as Crassatella cygnea by Wingard (1993).
It was recombined as Crassatella cygnea by Wingard (1993).
Sister species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1782 | Mactra cygnea Chemnitz figs. pl. 21, fig, 206 |
| 1801 | Crassatella gibba Lamarck p. 119 |
| 1805 | Crassatella turgida Lamarck pp. 408-409 |
| 1993 | Crassatella cygnea Wingard p. 51 |
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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.
†Crassatella cygnea Chemnitz 1782
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Invalid names: Crassatella gibba Lamarck 1801 [synonym], Crassatella turgida Lamarck 1805 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, superf = superfamily | |||||
| References: Sanchez Roig 1926, Eames 1951 | |||||
Collections
No collection or age range data are available