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Ptychocaulus verneuili
Taxonomy
Murchisonia verneuili was named by Koken (1889) [Murchisonia verneuili Barrande in Koken 1889]. It is not extant. Its type locality is Area between the villages of Měňany and Koněprusy, which is in a Pragian marine horizon in the Praha Formation of Czechia.
It was recombined as Murchisonia (Ptychocaulus) verneuili by Perner (1907), Perner (1911); it was recombined as Ptychocaulus verneuili by Wagner (2023).
It was recombined as Murchisonia (Ptychocaulus) verneuili by Perner (1907), Perner (1911); it was recombined as Ptychocaulus verneuili by Wagner (2023).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1889 | Murchisonia verneuili Koken |
| 1907 | Murchisonia (Ptychocaulus) verneuili Perner pp. 94 - 95 figs. txt. f. 157; pl. 96 f. 37-40; pl. 98 f. |
| 1907 | Murchisonia (Ptychocaulus) brevicona Perner p. 96 figs. pl. 98 f. 33-34; pl. 102 f. 43-45 |
| 1907 | Murchisonia (Ptychocaulus) approximans Perner pp. 97 - 98 figs. txt.f . 158 |
| 1911 | Murchisonia (Ptychocaulus) approximans Perner figs. pl. 236 f. 18-19 |
| 1911 | Murchisonia (Ptychocaulus) verneuili Perner figs. pl. 236 f. 14-17 |
| 2023 | Ptychocaulus verneuili Wagner p. 2025 |
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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.
†Ptychocaulus verneuili Koken 1889
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Invalid names: Ptychocaulus approximans Perner 1907 [synonym], Ptychocaulus brevicona Perner 1907 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, superf = superfamily, o = order | |||||
| References: Hendy 2009, Bambach et al. 2007 | |||||