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Acidiphorus williamsi
Taxonomy
Eleutherocentrus williamsi was named by Ross (1951) [Paratypes: YPM 18032-3.]. Its type specimen is YPM 18031, a cephalon/head (cranidium), and it is a 3D body fossil. Its type locality is Locality 13, Round Hill, Zone "J", which is in a Blackhillsian shallow subtidal limestone/chert in the Garden City Formation of Utah. It is the type species of Goniotelina.
It was recombined as Goniotelina williamsi by Whittington (1953), Neuman and Bruton (1974); it was recombined as Acidiphorus williamsi by Brett and Westrop (1996).
It was recombined as Goniotelina williamsi by Whittington (1953), Neuman and Bruton (1974); it was recombined as Acidiphorus williamsi by Brett and Westrop (1996).
Synonymy list
| Year | Name and author |
|---|---|
| 1953 | Goniotelina williamsi Whittington p. 17 |
| 1974 | Goniotelina williamsi Neuman and Bruton |
| 1996 | Acidiphorus williamsi Brett and Westrop p. 421 |
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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.
†Acidiphorus williamsi Ross 1951
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, o = order, c = class | |||||
| References: Aberhan et al. 2004, Whittington et al. 1997, Fortey and Owens 1999, Hendy 2009 | |||||
Age range: base of the Blackhillsian to the top of the Whiterockian or 475.30000 to 457.30000 Ma
Collections (12 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Cassinian | United Kingdom (Scotland) | Goniotelina williamsi (75589) | |
| Blackhillsian | USA (Utah) | Eleutherocentrus williamsi (103831 type locality: 103917) | |
| Whiterockian | USA (Oklahoma) | Goniotelina williamsi (105641 105642 105643 105644 105646 105647 105648 105649) | |
| Whiterockian | USA (Nevada) | Goniotelina williamsi (226715) |