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Eumorphoceras (Sulcogirtyoceras) jasperense
Taxonomy
Girtyoceras jasperense was named by Gordon (1964). Its type specimen is USNM 119626, a shell, and it is a 3D body fossil. Its type locality is USGS 14376, Jasper, which is in a Pendleian marine shale in the Fayetteville Formation of Arkansas.
It was recombined as Eumorphoceras (Sulcogirtyoceras) jasperense by Ruzhentsev and Bogoslovskaya (1971).
It was recombined as Eumorphoceras (Sulcogirtyoceras) jasperense by Ruzhentsev and Bogoslovskaya (1971).
Synonymy list
| Year | Name and author |
|---|---|
| 1964 | Girtyoceras jasperense Gordon p. 229 figs. Pl 24, figs 1-9; text-figs 63E,F, 64F,G |
| 1971 | Eumorphoceras (Sulcogirtyoceras) jasperense Ruzhentsev and Bogoslovskaya p. 177 |
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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.
†Eumorphoceras (Sulcogirtyoceras) jasperense Gordon 1964
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 4 | 6.91 | 4.70 | 9.20 | 7.35 | 2.08 | |
| shell diameter | 4 | 14.4 | 10.7 | 18.4 | 15.0 | 3.55 | |
| shell inflation | 4 | 4.12 | 3.70 | 4.90 | 4.00 | 0.545 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||