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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Rhipidomella penniana
Taxonomy
Orthis penniana was named by Derby (1874).
It was recombined as Rhipidomella penniana by Chronic (1953).
It was recombined as Rhipidomella penniana by Chronic (1953).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1874 | Orthis penniana Derby p. 36 figs. Pl 5, figs 13,15,17,19-22; pl 8, fig 2 |
| 1953 | Rhipidomella penniana Chronic p. 90 figs. Pl 6, figs 15a-17b |
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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.
†Rhipidomella penniana Derby 1874
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 11 | 10.3 | 4.60 | 23.5 | 10.3 | 4.92 |
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| Source: g = genus, o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Hendy 2009, Nesnidal et al. 2013, Aberhan et al. 2004 | |||||
Age range: base of the Serpukhovian to the top of the Moscovian or 330.90000 to 307.00000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Serpukhovian | Brazil (Caima) | Rhipidomella penniana (52797) | |
| Bashkirian - Moscovian | Peru (Junin) | Rhipidomella penniana (41387) | |
| Moscovian | Peru (Junin) | Rhipidomella penniana (41380) | |
| Moscovian | Peru (Puno) | Rhipidomella penniana (41339) |