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Perisphinctes frequens
Taxonomy
Ammonites frequens was named by Oppel (1863).
It was recombined as Perisphinctes frequens by Waagen (1875).
It was recombined as Perisphinctes frequens by Waagen (1875).
Sister species lacking formal opinion data
P. africanus, P. andium, P. mairei-matheyi, P. malinowskae, P. panderi, P. polygyratus, P. praestenocyclus, P. progeron, P. quadratus, P. scythicus, P. siemiradzkii, P. eucostatus, P. quadratus, P. pickeringius, P. buckmani, P. buckmanni, P. luciaeformis, P. crassissimus, P. A, P. B, P. anguiculus, P. patturatensis, P. siemirazkii, P. roedereri, P. alatus, P. andelotensis, P. densecostatus, P. pumilus, P. dorsoplanus, P. dacquei, P. polygyratus
Synonymy list
| Year | Name and author |
|---|---|
| 1863 | Ammonites frequens Oppel p. 295 figs. Pl. 87 |
| 1875 | Perisphinctes frequens Waagen p. 200 |
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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.
†Perisphinctes frequens Oppel 1863
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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 | |||||
Collections
No collection or age range data are available