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Ptychites evansi
Taxonomy
Ptychites evansi was named by Smith (1914). It is a 3D body fossil. Its type locality is Divide between Troy Canyon and South Fork of American Canyon, which is in an Illyrian marine limestone in Nevada.
It was considered a nomen dubium by Silberling and Nichols (1982).
It was considered a nomen dubium by Silberling and Nichols (1982).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1914 | Ptychites evansi Smith p. 47 figs. Pl 21, figs 3,3a |
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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.
†Ptychites evansi Smith 1914
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| shell height | 1 | 45.0 | |||||
| shell diameter | 1 | 80.0 | |||||
| shell inflation | 1 | 7.50 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||