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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Mecaster orbignyanus
Taxonomy
Hemiaster orbignyanus was named by Desor (1857).
It was recombined as Mecaster orbignyanus by Néraudeau et al. (1995), Yakouya-Moubamba and Musavu Moussavou (2017).
It was recombined as Mecaster orbignyanus by Néraudeau et al. (1995), Yakouya-Moubamba and Musavu Moussavou (2017).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1857 | Hemiaster orbignyanus Desor |
| 1995 | Mecaster orbignyanus Néraudeau et al. p. 418 figs. 6c, 8 |
| 2017 | Mecaster orbignyanus Yakouya-Moubamba and Musavu Moussavou p. 107 fig. 5E,F |
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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.
†Mecaster orbignyanus Desor 1857
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class, p = phylum | |||||
| References: Aberhan 1992, Kiessling 2004 | |||||
Age range: base of the Cenomanian to the top of the Turonian or 100.50000 to 89.80000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Cenomanian | Saudi Arabia | Mecaster orbignyanus (195497 195499) | |
| Turonian | Gabon | Mecaster orbignyanus (209609) |