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Eupachydiscus sayni
Taxonomy
Pachydiscus sayni was named by de Grossouvre (1894).
It was recombined as Eupachydiscus sayni by Thomel (1988) and Arkadiev et al. (2000).
It was recombined as Eupachydiscus sayni by Thomel (1988) and Arkadiev et al. (2000).
Synonymy list
| Year | Name and author |
|---|---|
| 1894 | Pachydiscus sayni de Grossouvre p. 181 figs. pl. 29 , fig. 2. |
| 1988 | Eupachydiscus sayni Thomel p. 46 figs. pl. 7 , fig. 1. |
| 2000 | Eupachydiscus sayni Arkadiev et al. p. 110 figs. Pl 10, fig 12 |
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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.
†Eupachydiscus sayni de Grossouvre 1894
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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 Santonian to the top of the Santonian or 85.80000 to 83.60000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Santonian | France | Eupachydiscus sayni (69885) | |
| Late/Upper Santonian | Ukraine | Eupachydiscus sayni (183313) |