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Spencella utahensa
Taxonomy
Spencella utahensa was named by Sundberg (1994). Its type specimen is LACMIP 11975, a cephalon/head, and it is a 3D body fossil. Its type locality is Dugway Range, 36.40m, LACMIP 15536, which is in a Delamaran marine limestone in the Trailer Formation of Utah.
Synonymy list
| Year | Name and author |
|---|---|
| 1994 | Spencella utahensa Sundberg pp. 112 - 114 figs. Figure 72 |
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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.
†Spencella utahensa Sundberg 1994
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| F. A. Sundberg 1994 | Spencella? with cranidium with bluntly rounded to rounded frontal lobe; straight to convex axial furrows; moderately to strongly, dorsally arched anterior border, 60-95% of frontal area, medial swelling strong; moderately high glabellar convexity (sag. and trans.); and fine granular ornamentation |