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Spiroceras bispinatum
Taxonomy
Ancyloceras bispinatus was named by Baugier and Sauze (1843). Its type specimen is MNHN-F-R00727 and is a 3D body fossil.
It was recombined as Spiroceras bispinatum by Mitta (2017).
It was recombined as Spiroceras bispinatum by Mitta (2017).
Synonymy list
| Year | Name and author |
|---|---|
| 1843 | Ancyloceras bispinatus Baugier and Sauze p. 136 figs. Pl. 3, Figs 4-7, Pl. 4, Figs 6-8 |
| 1843 | Ancyloceras bispinatus Baugier and Sauzé |
| 2017 | Spiroceras bispinatum Mitta p. 137 figs. Pl 4, figs 1,2,4-6,9,10; text-fig 4a-c |
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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.
†Spiroceras bispinatum Baugier and Sauze 1843
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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, Kiessling 2003 | |||||
Age range: base of the Late/Upper Bajocian to the top of the Bathonian or 168.60000 to 165.30000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Bajocian | Russian Federation | Spiroceras bispinatum (185036) | |
| Bathonian | France | Spiroceras bispinatum (38738) |