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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Taxonomy
Phacops (Acaste) downingiae macrops was named by Salter (1864).
It was recombined as Acastocephala macrops by Shergold (1966), Jell and Adrain (2002).
It was recombined as Acastocephala macrops by Shergold (1966), Jell and Adrain (2002).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1864 | Phacops (Acaste) downingiae macrops Salter |
| 1966 | Acastocephala macrops Shergold |
| 2002 | Acastocephala macrops Jell and Adrain |
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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.
†Acastocephala macrops Salter 1864
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, subo = suborder, c = class | |||||
| References: Aberhan et al. 2004, Fortey and Owens 1999, Whittington et al. 1997 | |||||
Age range: Sheinwoodian or 432.90000 to 430.60000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Sheinwoodian | United Kingdom (England) | Acastocephala macrops (type locality: 192893) | |
| Sheinwoodian - Homerian | United Kingdom (England) | Acastocephala macrops (207977) |