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Thedusia angustata
Taxonomy
Thedusia angustata was named by Cooper and Grant (1976). Its type specimen is USNM 154502c, a shell (Articulated shell), and it is not a trace fossil.
Synonymy list
| Year | Name and author |
|---|---|
| 1976 | Thedusia angustata Cooper and Grant p. 2808 figs. Pl 744, figs 37-44; pl 780, figs 7-12 |
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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.
†Thedusia angustata Cooper and Grant 1976
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 3 | 5.47 | 4.40 | 6.40 | 5.80 | 1.03 |
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| Source: subo = suborder, c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Aberhan et al. 2004 | |||||
Age range: base of the Wordian to the top of the Capitanian or 266.90000 to 259.51000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Wordian | USA (Texas) | Thedusia angustata (106138) | |
| Capitanian | USA (Texas) | Thedusia angustata (106249) |