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Cyclacantharia robusta
Taxonomy
Cyclacantharia robusta was named by Cooper and Grant (1975). Its type specimen is USNM 151646b, a shell (Articulated shell), and it is not a trace fossil.
Synonymy list
| Year | Name and author |
|---|---|
| 1975 | Cyclacantharia robusta Cooper and Grant p. 949 figs. Pl 295, figs 7-13; pl 297, figs 9-19; pl 302, figs 1-32 |
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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.
†Cyclacantharia robusta Cooper and Grant 1975
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 15 | 32.0 | 6.40 | 49.2 | 40.0 | 12.4 |
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| Source: subo = suborder, c = class, p = phylum | |||||
| References: Aberhan et al. 2004, Williams et al. 2000 | |||||