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Porpoceras planiventer
Taxonomy
Porpoceras planiventer was named by Guex (1972). Its type specimen is Musée d'Histoire Naturelle de Genève G77, a shell, and it is a 3D body fossil. Its type locality is Le Clapier, bed 21, which is in a Bifrons carbonate marl in France.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1972 | Porpoceras planiventer Guex p. 633 figs. Pl 8, figs 10,14; pl 12, fig 7 |
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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.
†Porpoceras planiventer Guex 1972
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 2 | 5.39 | 5.00 | 5.80 | 5.40 | 0.566 | |
| shell diameter | 2 | 20.8 | 18.0 | 24.0 | 21.0 | 4.24 | |
| shell inflation | 2 | 11.6 | 10.0 | 13.5 | 11.8 | 2.47 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||