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Eleganticeras exaratum
Taxonomy
Ammonites exaratus was named by Young and Bird (1828).
It was recombined as Harpoceras exaratum by Howarth (1962); it was recombined as Cleviceras exaratum by Howarth (1992); it was recombined as Eleganticeras exaratum by Bécaud (2006) and Benzaggagh et al. (2022).
It was recombined as Harpoceras exaratum by Howarth (1962); it was recombined as Cleviceras exaratum by Howarth (1992); it was recombined as Eleganticeras exaratum by Bécaud (2006) and Benzaggagh et al. (2022).
Sister species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1828 | Ammonites exaratus Young and Bird p. 266 |
| 1855 | Ammonites erratus Simpson |
| 1855 | Ammonites multifoliatus Simpson p. 73 |
| 1962 | Harpoceras exaratum Howarth p. 412 |
| 1962 | Monestieria errata Howarth p. 412 |
| 1992 | Cleviceras exaratum Howarth p. 90 figs. Pl 9, figs 2-6; pl 10, figs 1-8; pl 11, figs 1-17; pl 12, figs 1-5; pl 13, figs 1,2; text-figs 10,16 |
| 2006 | Eleganticeras exaratum Bécaud p. 50 figs. Pl 6, fig 2 |
| 2022 | Eleganticeras exaratum Benzaggagh et al. p. 10 fig. 9A,B |
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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.
†Eleganticeras exaratum Young and Bird 1828
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Invalid names: Ammonites erratus Simpson 1855 [synonym], Ammonites multifoliatus Simpson 1855 [synonym]
Diagnosis
No diagnoses are available