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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Ibexaspis
Taxonomy
Ibexaspis was named by Pribyl and Vanek (1985) [Sepkoski's age data: O l Sepkoski's reference number: ZR85]. It is not extant. Its type is Protopliomerops quattuor brevis.
It was assigned to Phacopida by Sepkoski (2002); and to Pliomeridae by Jell and Adrain (2002).
It was assigned to Phacopida by Sepkoski (2002); and to Pliomeridae by Jell and Adrain (2002).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1985 | Ibexaspis Pribyl and Vanek |
| 2002 | Ibexaspis Jell and Adrain pp. 387, 476 |
| 2002 | Ibexaspis Sepkoski |
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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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Hendy 2009, Aberhan et al. 2004 | |||||
Age range: base of the Tulean to the top of the Blackhillsian or 480.80000 to 470.00000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Tulean | USA (Utah) | I. sp. 1 (228309) | |
| Blackhillsian | USA (Utah) | Protopliomerops brevis (69261) Protopliomerops sp. 4 (104126) |