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Ibexaspis brevis
Taxonomy
Protopliomerops quattuor brevis was named by Young (1973) [Paratypes: BYU 2086-7.]. Its type specimen is BYU 2085, a cephalon/head (cranidium), and it is a 3D body fossil. It is the type subspecies of Ibexaspis.
It was recombined as Ibexaspis brevis by Pribyl et al. (1985); it was recombined as Protopliomerops brevis by Wagner (2020).
It was recombined as Ibexaspis brevis by Pribyl et al. (1985); it was recombined as Protopliomerops brevis by Wagner (2020).
Synonymy list
| Year | Name and author |
|---|---|
| 1973 | Protopliomerops quattuor brevis Young p. 106 figs. Pl. 3, figs. 1, 5, 6 |
| 1985 | Ibexaspis brevis Pribyl et al. |
| 2020 | Protopliomerops brevis Wagner |
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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.
†Ibexaspis brevis Young 1973
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Aberhan et al. 2004, Hendy 2009 | |||||
Age range: Blackhillsian or 474.90000 to 470.00000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Blackhillsian | USA (Utah) | Protopliomerops brevis (69261) Protopliomerops sp. 4 (104126) |