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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Pteroparia extrema
Taxonomy
Pteroparia extrema was named by Feist and McNamara (2013). Its type specimen is WAM 11.208, a cephalon/head, and it is a 3D body fossil.
Synonymy list
| Year | Name and author |
|---|---|
| 2013 | Pteroparia extrema Feist and McNamara pp. 248-249 |
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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.
†Pteroparia extrema Feist and McNamara 2013
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| R. Feist and K. J. McNamara 2013 | Cephalon with semicircular outline, short gla- bella, very short palpebral suture, fixigenae that extend far backward and minute librigenae without eye or ocular furrow. Pygidium short; axis with well-defined first axial ring, laterally not protruding. |
Measurements
No measurements are available
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| Source: g = genus, o = order, c = class | |||||
| References: Whittington et al. 1997, Aberhan et al. 2004, Fortey and Owens 1999 | |||||
Age range: Late/Upper Frasnian or 375.20000 to 372.15000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Frasnian | Australia (Western Australia) | Pteroparia extrema (216427 223206) |