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Pachylyroceras cloudi
Taxonomy
Lyrogoniatites cloudi was named by Miller and Youngquist (1948). It is the type species of Pachylyroceras.
It was recombined as Neoglyphioceras cloudi by Gordon (1964); it was recombined as Pachylyroceras cloudi by Ruzhentsev and Bogoslovskaya (1971), Korn and Titus (2015).
It was recombined as Neoglyphioceras cloudi by Gordon (1964); it was recombined as Pachylyroceras cloudi by Ruzhentsev and Bogoslovskaya (1971), Korn and Titus (2015).
Synonymy list
| Year | Name and author |
|---|---|
| 1948 | Lyrogoniatites cloudi Miller and Youngquist p. 660 figs. Pl 94, figs 1-3 |
| 1964 | Neoglyphioceras cloudi Gordon p. 200 figs. Pl 20, figs 12-14; text-fig 50D,E,J |
| 1971 | Pachylyroceras cloudi Ruzhentsev and Bogoslovskaya p. 244 figs. Pl 21, figs 3,4; text-fig 54a,b |
| 2015 | Pachylyroceras cloudi Korn and Titus p. 101 figs. 15, 16c |
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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.
†Pachylyroceras cloudi Miller and Youngquist 1948
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 5 | 6.25 | 4.80 | 8.20 | 6.00 | 1.64 | |
| shell diameter | 5 | 17.2 | 11.7 | 21.7 | 19.9 | 4.55 | |
| shell inflation | 5 | 5.53 | 4.30 | 6.80 | 6.00 | 1.11 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: Brigantian or 335.90000 to 330.30000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Brigantian | USA (Oklahoma) | Neoglyphioceras cloudi (160504) | |
| Brigantian | USA (Arkansas) | Neoglyphioceras cloudi (157832) | |
| Brigantian | USA (Texas) | Pachylyroceras cloudi (169950) |