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Imitoceras sinuatum
Taxonomy
Imitoceras sinuatum was named by Gordon (1964). Its type specimen is USNM 119465, a shell, and it is a 3D body fossil. Its type locality is USGS 14346, White River at Glenn Creek, which is in a Kinderhookian carbonate limestone in the Walls Ferry Formation of Arkansas.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1964 | Imitoceras sinuatum Gordon p. 167 figs. Pl 16, figs 12-14; text-fig 32 |
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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.
†Imitoceras sinuatum Gordon 1964
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 2 | 10.3 | 10.0 | 10.6 | 10.3 | 0.424 | |
| shell diameter | 2 | 18.2 | 17.6 | 18.9 | 18.2 | 0.919 | |
| shell inflation | 2 | 0.001 | 0.001 | 0.001 | 0.001 | - |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: Kinderhookian or 358.86000 to 351.90000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Kinderhookian | USA (Arkansas) | Imitoceras sinuatum (157673 type locality: 157674) |