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Rostranteris merriami
Taxonomy
Rostranteris merriami was named by Cooper (1957). Its type specimen is USNM 125409 and is a 3D body fossil. Its type locality is S41, 3.75 miles N of Sherman Ranch, Grindstone-Twelvemile Creek area, which is in a Kungurian marine limestone/sandstone in the Coyote Butte Formation of Oregon.
Synonymy list
| Year | Name and author |
|---|---|
| 1957 | Rostranteris merriami Cooper p. 64 figs. Pl 12, figs 12-26 |
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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.
†Rostranteris merriami Cooper 1957
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 2 | 7.00 | 6.80 | 7.20 | 7.00 | 0.283 |
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Nesnidal et al. 2013 | |||||