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Oligothyrina alleni
Taxonomy
Oligothyrina alleni was named by Cooper (1956). It is a 3D body fossil. Its type locality is USNM 518q, Grapevine Canyon, Sacramento Mountains, which is in a Gzhelian carbonate limestone in the Holder Formation of New Mexico. It is the type species of Oligothyrina.
Synonymy list
| Year | Name and author |
|---|---|
| 1956 | Oligothyrina alleni Cooper p. 526 figs. Pl. 61, fig. 33-41 |
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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.
†Oligothyrina alleni Cooper 1956
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 4 | 3.08 | 2.70 | 3.50 | 3.10 | 0.365 |
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Nesnidal et al. 2013 | |||||