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Ptychopleurella twenhofeli
Taxonomy
Orthis twenhofeli was named by Wright (1964).
It was recombined as Ptychopleurella twenhofeli by Wright (1964) and Wright (1982).
It was recombined as Ptychopleurella twenhofeli by Wright (1964) and Wright (1982).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1964 | Ptychopleurella twenhofeli Wright |
| 1982 | Ptychopleurella twenhofeli Wright |
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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.
†Ptychopleurella twenhofeli Wright 1964
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Hendy 2009, Nesnidal et al. 2013 | |||||
Age range: Cautleyan or 449.20000 to 448.80000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Pirgu - Hirnantian | Sweden (Dalarne) | Ptychopleurella twenhofeli (73408) | |
| Cautleyan | Ireland (Leinster) | Ptychopleurella twenhofeli (89130) |