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Orthis ribeiroi
Taxonomy
Orthis ribeiroi was named by Sharpe (1853) [Orthis ribeiro Sharpe in Ribeiro & Sharpe
Orthis Ribeiroi Sharpe in Ribeiro 1853]. It is the type species of Cacemia.
It was recombined as Cacemia ribeiroi by Mitchell (1974) and Mélou et al. (1999).
It was recombined as Cacemia ribeiroi by Mitchell (1974) and Mélou et al. (1999).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1853 | Orthis ribeiroi Sharpe p. 152 figs. pl. 8, fig. 1 |
| 1974 | Cacemia ribeiroi Mitchell p. 394 figs. Plate 1, figs 1-6 |
| 1999 | Cacemia ribeiroi Mélou et al. pp. 832 - 834 figs. 5.6; 6.1,2 |
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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.
†Orthis ribeiroi Sharpe 1853
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Hendy 2009, Nesnidal et al. 2013 | |||||
Age range: Dobrotivian or 459.00000 to 457.90000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Dobrotivian | France (Finistere) | Orthis ribeiroi (20866) |