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Platypleuroceras rotundum
Taxonomy
Ammonites rotundus was named by Quenstedt (1845) [Ammonites natrix rotundus].
It was recombined as Crucilobiceras rotundum by Schlatter (1977); it was recombined as Platypleuroceras rotundum by Meister (1986), Alkaya and Meister (1995), Meister and Friebe (2003).
It was recombined as Crucilobiceras rotundum by Schlatter (1977); it was recombined as Platypleuroceras rotundum by Meister (1986), Alkaya and Meister (1995), Meister and Friebe (2003).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1845 | Ammonites rotundus Quenstedt p. 85 figs. Pl 4, fig 17 |
| 1977 | Crucilobiceras rotundum Schlatter |
| 1986 | Platypleuroceras rotundum Meister p. 33 figs. Pl 3, fig 6 |
| 1995 | Platypleuroceras rotundum Alkaya and Meister p. 153 figs. Pl 7, fig 12 |
| 2003 | Platypleuroceras rotundum Meister and Friebe |
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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.
†Platypleuroceras rotundum Quenstedt 1845
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| shell height | 1 | 13.0 | |||||
| shell diameter | 1 | 52.0 | |||||
| shell inflation | 1 | 28.0 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: Jamesoni or 192.90000 to 184.20000 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Sinemurian - Late/Upper Pliensbachian | Austria | Platypleuroceras rotundum (218932) | |
| Obtusum - Margaritatus | Austria | Platypleuroceras rotundum (218909) | |
| Jamesoni | Spain (Aragon) | Platypleuroceras rotundum (146695 146700) | |
| Jamesoni | France | Platypleuroceras rotundum (146497 147721) | |
| Jamesoni | Türkiye | Platypleuroceras rotundum (147310) |