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Polytremacis blainvillei
Taxonomy
Heliopora blainvilleana was named by Michelin (1841).
It was recombined as Polytremacis blainvilleana by d'Orbigny (1850); it was recombined as Polytremacis blainvillei by Alloiteau (1957).
It was recombined as Polytremacis blainvilleana by d'Orbigny (1850); it was recombined as Polytremacis blainvillei by Alloiteau (1957).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1841 | Heliopora blainvilleana Michelin |
| 1850 | Polytremacis blainvilleana d'Orbigny |
| 1957 | Polytremacis blainvillei Alloiteau |
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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.
†Polytremacis blainvillei Michelin 1841
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Bambach et al. 2007 | |||||
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Turonian | Bulgaria | Polytremacis blainvillei (67563) | |
| Turonian - Campanian | Georgia | Polytremacis blainvilleana (91627) | |
| Late/Upper Campanian - Early/Lower Maastrichtian | United Arab Emirates | Polytremacis blainvillei (12766 206410) | |
| Late/Upper Campanian - Early/Lower Maastrichtian | Oman | Polytremacis blainvillei (206415) |