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Grandaurispina gibbosa
Taxonomy
Grandaurispina gibbosa was named by Cooper and Grant (1975). Its type specimen is USNM 150004e, a shell (Articulated shell), and it is not a trace fossil. Its type locality is USNM706b, Hess Canyon, Glass Mtns., which is in a Wordian offshore shelf packstone/wackestone in the Word Formation of Texas.
Synonymy list
| Year | Name and author |
|---|---|
| 1975 | Grandaurispina gibbosa Cooper and Grant p. 1166 figs. Pl 440, figs 1-35; pl 441, figs 27-37 |
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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.
†Grandaurispina gibbosa Cooper and Grant 1975
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| valve height | 13 | 8.31 | 3.00 | 19.2 | 8.30 | 5.61 |
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| Source: subo = suborder, c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Williams et al. 2000, Aberhan et al. 2004 | |||||