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Truyolsoceras bicostatum
Taxonomy
Goniatites bicostatus was named by Hall (1843). Its type specimen is AMNH 5888/1, a shell, and it is a 3D body fossil. Its type locality is Corell's Point, shore of Lake Erie, which is in a Famennian marine shale in the Gowanda Formation of New York.
It was recombined as Truyolsoceras bicostatum by House and Kirchgasser (2008).
It was recombined as Truyolsoceras bicostatum by House and Kirchgasser (2008).
Synonymy list
| Year | Name and author |
|---|---|
| 1843 | Goniatites bicostatus Hall p. 245 fig. 107(8) |
| 2008 | Truyolsoceras bicostatum House and Kirchgasser p. 179 figs. Pl 27, figs 7-10; pl 30, figs 2,4-14; text-figs 59B, 60A-C,H |
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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.
†Truyolsoceras bicostatum Hall 1843
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 2 | 10.2 | 8.50 | 12.3 | 10.4 | 2.69 | |
| shell diameter | 2 | 19.6 | 15.3 | 25.0 | 20.1 | 6.86 | |
| shell inflation | 2 | 2.31 | 1.90 | 2.80 | 2.35 | 0.636 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: Early/Lower Famennian or 372.15000 to 368.50000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Famennian | USA (New York) | Goniatites bicostatus (157639) Truyolsoceras bicostatum (84629 136818 136826) |