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Geyeroceras cylindricum
Taxonomy
Ammonites cylindricum was named by Sowerby (1833).
It was recombined as Phylloceras cylindricum by Meister and Friebe (2003) and Geczy and Meister (2007); it was recombined as Geyeroceras cylindricum by Popa and Patrulius (1996) and Tomas and Pálfy (2007).
It was recombined as Phylloceras cylindricum by Meister and Friebe (2003) and Geczy and Meister (2007); it was recombined as Geyeroceras cylindricum by Popa and Patrulius (1996) and Tomas and Pálfy (2007).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1833 | Ammonites cylindricum Sowerby |
| 1878 | Phylloceras bielzii Herbich |
| 1908 | Phylloceras szadeczkyi Vadász |
| 1996 | Geyeroceras cylindricum Popa and Patrulius |
| 2003 | Phylloceras cylindricum Meister and Friebe |
| 2007 | Phylloceras cylindricum Geczy and Meister |
| 2007 | Geyeroceras cylindricum Tomas and Pálfy |
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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.
†Geyeroceras cylindricum Sowerby 1833
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Invalid names: Phylloceras bielzii Herbich 1878 [synonym], Phylloceras szadeczkyi Vadász 1908 [synonym]
Diagnosis
No diagnoses are available