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Paucispinifera rara
Taxonomy
Paucispinifera rara was named by Cooper and Grant (1975). Its type specimen is USNM 155119, a shell (Articulated shell), and it is not a trace fossil.
Synonymy list
Year | Name and author |
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1975 | Paucispinifera rara Cooper and Grant p. 1135 figs. Pl 476, figs 27-31 |
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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.
†Paucispinifera rara Cooper and Grant 1975
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Diagnosis
No diagnoses are available
Measurements
part | N | mean | minimum | maximum | median | s.d. | |
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shell height | 2 | 14.8 | 14.7 | 15.0 | 14.8 | 0.212 |
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Source: subo = suborder, c = class, p = phylum, uc = unranked clade | |||||
References: Nesnidal et al. 2013, Aberhan et al. 2004, Williams et al. 2000 |
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 |
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Wordian | USA (Texas) | Paucispinifera rara (105896) | |
Capitanian | USA (Texas) | Paucispinifera rara (81697) |