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Hegaratella oxycostata
Taxonomy
Berriasella oxycostata was named by Mazenot (1939). It is a 3D body fossil.
It was recombined as Hegaratella oxycostata by Vašíček et al. (2023).
It was recombined as Hegaratella oxycostata by Vašíček et al. (2023).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1939 | Berriasella oxycostata Mazenot |
| 2023 | Hegaratella oxycostata Vašíček et al. p. 10 fig. 4M,N |
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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.
†Hegaratella oxycostata Mazenot 1939
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| shell height | 1 | 10.0 | |||||
| shell diameter | 1 | 30.5 | |||||
| shell inflation | 1 | 12.5 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: base of the Tithonian to the top of the Early/Lower Berriasian or 149.20000 to 141.00000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Oxfordian - Berriasian | Spain | Berriasella oxycostata (73297) | |
| Tithonian | Yemen (Wadi Hajar) | Berriasella oxycostata (2615) | |
| Early/Lower Berriasian | Serbia | Hegaratella oxycostata (230818) | |
| Early/Lower Berriasian - Middle Berriasian | France | Berriasella oxycostata (11913) |