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Poliella ovala
Taxonomy
Poliella ovala was named by Sundberg and McCollum (2003). Its type specimen is USNM 510182, a pygidium (complete pygidium), and it is a 3D body fossil.
Synonymy list
| Year | Name and author |
|---|---|
| 2003 | Poliella ovala Sundberg and McCollum p. 339 figs. Figure 10.17-10.21 |
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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.
†Poliella ovala Sundberg and McCollum 2003
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| F. A. Sundberg and L.B. McCollum 2003 | Cranidium with glabella that has poorly defined lateral glabellar furrows and small occipital spine; anterior border with flat lateral margins, narrows in front of glabella; posterior portions of fixigena parallel-sided. Surface punctate. Pygidium el- liptical shape with maximum width near posterior end of axis, pleural and axial ring furrows weak to effaced, posteromedial notch weak to absent, marginal spines absent. |
Measurements
No measurements are available
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| Source: g = genus, o = order, c = class | |||||
| References: Hendy et al. 2009, Hendy 2009, Aberhan et al. 2004 | |||||