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Elliottella varicostata
Taxonomy
Elliottella varicostata was named by Cooper and Grant (1975). Its type specimen is USNM 152706n, a shell (Articulated shell), and it is not a trace fossil.
Synonymy list
| Year | Name and author |
|---|---|
| 1975 | Elliottella varicostata Cooper and Grant p. 998 figs. Pl 325, figs 25-60; pl 446, figs 11-17 |
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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.
†Elliottella varicostata Cooper and Grant 1975
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 14 | 6.80 | 5.00 | 8.40 | 7.15 | 1.26 |
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| Source: subo = suborder, c = class, p = phylum, uc = unranked clade | |||||
| References: Williams et al. 2000, Aberhan et al. 2004, Nesnidal et al. 2013 | |||||
Age range: base of the Artinskian to the top of the Kungurian or 290.10000 to 274.40000 Ma
Collections (13 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Artinskian | USA (Texas) | Elliottella varicostata (43543 43605 75885 75886 75936 102613 105682 105739) | |
| Artinskian - Kungurian | USA (Texas) | Elliottella varicostata (75929) | |
| Kungurian | USA (Texas) | Elliottella varicostata (43534 75861 75862 102608) |