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Sigmesalia incertae
Taxonomy
Turritella incerta was named by Deshayes (1832) [DISTRIBUTION: Eocene; western Europe.]. It is not a trace fossil.
It was recombined as Mesalia incerta by Cossmann and Pissarro (1910); it was recombined as Sigmesalia incertae by Tracey et al (1995); it was recombined as Sigmesalia incerta by Pacaud and Le Renard (1995).
It was recombined as Mesalia incerta by Cossmann and Pissarro (1910); it was recombined as Sigmesalia incertae by Tracey et al (1995); it was recombined as Sigmesalia incerta by Pacaud and Le Renard (1995).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1832 | Turritella incerta Deshayes p. 284 figs. pl. 37, figs. 11-12 |
| 1910 | Mesalia incerta Cossmann and Pissarro figs. pl. 21, fig. 126 |
| 1995 | Sigmesalia incerta Pacaud and Le Renard |
| 1995 | Sigmesalia incertae 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.
†Sigmesalia incertae Deshayes 1832
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Kiessling 2004, Hendy et al. 2009 | |||||
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Lutetian | United Kingdom (England) | Sigmesalia incerta (8124) Sigmesalia incertae (8125) | |
| Bartonian | France (Île-de-France) | Sigmesalia incerta (179130) | |
| Bartonian | France (Oise) | Mesalia incerta (3494) | |
| Bartonian | France | Sigmesalia incerta (78567) |