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Taxonomy
Warburgella rotundata was named by Begg (1939). Its type specimen is BG. 9323 and is a 3D body fossil. Its type locality is Ladyburn River, Starfish Bed, Bed No. 2, which is in a Rawtheyan marine limestone in the South Threave Formation of the United Kingdom.
It was recombined as Cyphoproetus rotundata by Owens (1971).
It was recombined as Cyphoproetus rotundata by Owens (1971).
Sister species lacking formal opinion data
Synonymy list
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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.
†Warburgella rotundata Begg 1939
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| Owens 1971 | Very similar to C. facetus, from which it differs in: a more campanulate glabella, with more rounded, prominent basal lobes, separated by a slightly deeper furrow, and a larger number of pygidial axial rings. | |
| R. M. Owens 1973 | Glabella bell-shaped, distinctly constricted opposite y; occipital ring without lobes;
no preglabellar field; anterior border not widened sagittally; anterior branches of facial sutures nearly parallel; lateral margin not incurved at base of genal spine; thorax of 9 segments. |
Measurements
No measurements are available
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| Source: g = genus, f = family, o = order, c = class | |||||
| References: Aberhan et al. 2004, Fortey and Owens 1999, Hendy 2009 | |||||