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Sarganostega
Taxonomy
Sarganostega was named by Cooper and Grant (1969) [Sepkoski's age data: P Leon-l P Djhu Sepkoski's reference number: 7,538]. Its type is Sarganostega transversalis. It is the type genus of Sarganostegidae.
It was assigned to Spiriferida by Sepkoski (2002); and to Sarganostegidae by Williams et al. (2006).
It was assigned to Spiriferida by Sepkoski (2002); and to Sarganostegidae by Williams et al. (2006).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1969 | Sarganostega Cooper and Grant p. 15 |
| 2002 | Sarganostega Sepkoski |
| 2006 | Sarganostega Williams et al. p. 1920 |
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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. †Sarganostega Cooper and Grant 1969
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†Sarganostega murata Cooper and Grant 1976
†Sarganostega pressa Cooper and Grant 1976
†Sarganostega prisca Cooper and Grant 1976
†Sarganostega pyramidalis Girty 1908
†Sarganostega transversalis Cooper and Grant 1969
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 12 | 6.75 | 3.70 | 10.8 | 7.35 | 2.24 |
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Nesnidal et al. 2013 | |||||
Age range: base of the Kungurian to the top of the Capitanian or 279.30000 to 259.51000 Ma
Collections (45 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Kungurian | USA (Texas) | S. prisca (81592) | |
| Roadian | USA (Texas) | S. murata (102602) Spiriferina pyramidalis (150106) | |
| Roadian - Capitanian | USA (Texas) | Spiriferina pyramidalis (108835) | |
| Wordian | USA (Texas) | S. pressa (105896) S. pressa, S. transversalis (101867 102619 106244) S. transversalis (81619 81939 81940 105902 106108 106138 106245 106299) | |
| Wordian - Capitanian | USA (Texas) | S. pressa (165231) | |
| Capitanian | USA (New Mexico) | S. pressa (81629 102622 105989) | |
| Capitanian | USA (Texas) | S. pressa (81517 81589 81590 81591 81593 81600 81612 81615 101798 101809 102618 105893) S. pressa, S. transversalis (81609 81623) S. pressa, Spiriferina pyramidalis (108812) S. transversalis (81626 81631 81697 81698 105894 105895 105903 106243 106248 106249) |