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Epivirgatites (Biplicioceras) bipliciformis
Taxonomy
Perisphinctes bipliciformis was named by Nikitin (1881).
It was recombined as Biplicioceras bipliciformis by Muravin (2013); it was recombined as Epivirgatites (Biplicioceras) bipliciformis by Rogov et al. (2017).
It was recombined as Biplicioceras bipliciformis by Muravin (2013); it was recombined as Epivirgatites (Biplicioceras) bipliciformis by Rogov et al. (2017).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1881 | Perisphinctes bipliciformis Nikitin |
| 2013 | Biplicioceras bipliciformis Muravin |
| 2017 | Epivirgatites (Biplicioceras) bipliciformis Rogov et al. |
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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.
†Epivirgatites (Biplicioceras) bipliciformis Nikitin 1881
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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 Kimmeridgian to the top of the Early/Lower Tithonian or 157.30000 to 145.00000 Ma
Collections (8 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Kimmeridgian | Russian Federation | Epivirgatites bipliciformis (190570) | |
| Tithonian | Russian Federation | Epivirgatites bipliciformis (59186) | |
| Early/Lower Tithonian | Russian Federation | Epivirgatites bipliciformis (190575 190684 190833 190843 190876) | |
| Late/Upper Tithonian | Russian Federation | Epivirgatites bipliciformis (190562) |