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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Paupospira varians
Taxonomy
Murchisonia varians was named by Billings (1857). It is not extant.
It was recombined as Lophospira varians by Twenhofel (1928); it was recombined as Paupospira varians by Wagner (2023).
It was recombined as Lophospira varians by Twenhofel (1928); it was recombined as Paupospira varians by Wagner (2023).
Synonymy list
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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.
†Paupospira varians Billings 1857
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order | |||||
| Reference: Bambach et al. 2007 | |||||
Age range: Richmondian or 449.60000 to 445.50000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Richmondian | Canada (Quebec) | Lophospira varians (63559) |