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Pleurotomaria cognata
Taxonomy
Pleurotomaria cognata was named by Chapuis and Dewalque (1853).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1853 | Pleurotomaria cognata Chapuis and Dewalque p. 95 figs. Pl 13, figs 1a,b |
| 2011 | Pleurotomaria cognata Monari et al. p. 365 fig. 11B,C |
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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.
†Pleurotomaria cognata Chapuis and Dewalque 1853
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 3 | 27.5 | 22.9 | 34.0 | 26.6 | 5.65 |
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| Source: g = genus, c = class | |||||
| References: Aberhan et al. 2004, Bambach et al. 2007, Kiessling 2004 | |||||
Age range: base of the Hettangian to the top of the Planorbis or 201.30000 to 196.50000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Hettangian | France | Pleurotomaria cognata (39215) | |
| Planorbis | France | Pleurotomaria cognata (39380) | |
| Hettangian - Early/Lower Sinemurian | Luxembourg | Pleurotomaria cognata (149760) |