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Plectoconcha
Taxonomy
Plectoconcha is a genus. It is not extant. Its type is Rhynchonella aequiplicata. It is the type genus of Plectoconchidae.
It was assigned to Terebratulida by Sepkoski (2002); and to Plectoconchidae by Williams et al. (2006).
It was assigned to Terebratulida by Sepkoski (2002); and to Plectoconchidae by Williams et al. (2006).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 2002 | Plectoconcha Sepkoski |
| 2006 | Plectoconcha Williams et al. p. 2089 |
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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.
G. †Plectoconcha
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†Plectoconcha aequiplicata Gabb 1864
†Plectoconcha delicata Sun et al. 1979
†Plectoconcha newbyi Sandy and Stanley, Jr. 1993
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 8 | 15.5 | 9.85 | 26.3 | 14.1 | 6.04 |
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| Source: f = family, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Nesnidal et al. 2013 | |||||
Age range: Lacian or 227.30000 to 215.38000 Ma
Collections (19 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Lacian | USA (Nevada) | P. aequiplicata (101172 144580 144581) P. newbyi (100412 144576 144582) Rhynchonella aequiplicata (142643) | |
| Norian | USA (Nevada) | P. aequiplicata (32572 32575 32591 32592 32594 32597 32598 135550 135551) P. sp. (210688 210689 210690) |