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Rollierites biplicatum
Taxonomy
Rollierites biplicatum was named by Jain and Mazur (2021). Its type specimen is MM/OQ/A1, a shell, and it is a 3D body fossil. Its type locality is Ogrodzieniec Quarry (upper bed a), which is in a Callovian carbonate marl in the Ogrodzieniec Glauconitic Marl Formation of Poland.
Synonymy list
| Year | Name and author |
|---|---|
| 2021 | Rollierites biplicatum Jain and Mazur p. 409 figs. 3, 4 |
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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.
†Rollierites biplicatum Jain and Mazur 2021
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 3 | 33.2 | 31.0 | 38.0 | 31.0 | 4.04 | |
| shell diameter | 3 | 102.8 | 93.0 | 118.0 | 99.0 | 13.1 | |
| shell inflation | 3 | 43.6 | 39.0 | 52.0 | 41.0 | 7.00 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: Late/Upper Callovian or 165.30000 to 161.50000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Callovian | Poland | Rollierites biplicatum (type locality: 228420) |