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Gyroptychius
Taxonomy
Gyroptychius was named by M'Coy (1848) [Sepkoski's age data: D Eife-l D Give Sepkoski's reference number: 502].
It was assigned to Glyptodipterini by Huxley (1861); to Rhizodontidae by Woodward (1891); to Coelocanthiformes by Sepkoski (2002); and to Gyroptychiidae by Borgen and Nakrem (2016).
It was assigned to Glyptodipterini by Huxley (1861); to Rhizodontidae by Woodward (1891); to Coelocanthiformes by Sepkoski (2002); and to Gyroptychiidae by Borgen and Nakrem (2016).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1848 | Gyroptychius M'Coy |
| 1861 | Gyroptychius Huxley p. 11 |
| 1891 | Gyroptychius Woodward p. 358 |
| 2002 | Gyroptychius Sepkoski |
| 2016 | Gyroptychius Borgen and Nakrem |
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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.
G. †Gyroptychius M'Coy 1848
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†Gyroptychius agassizi Traill 1841
†Gyroptychius australis Young and Corter 1981
†Gyroptychius dolichotatus Jarvik 1985
†Gyroptychius elgae Vorobyeva 1977
†Gyroptychius groenlandicus Jarvik 1950
†Gyroptychius kiaeri Jarvik 1949
†Gyroptychius milleri Jarvik 1948
†Gyroptychius pauli Vorobyeva 1977
†Gyroptychius taylori Jessen 1968
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, subp = subphylum | |||||
| References: Carroll 1988, Hendy et al. 2009, Kiessling 2004 | |||||
Age range: base of the Eifelian to the top of the Early/Lower Frasnian or 393.47000 to 379.00000 Ma
Collections (14 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Eifelian | United Kingdom | G. agassizi (238085) | |
| Eifelian | United Kingdom (Scotland) | G. sp. (226058 226059 226061) | |
| Eifelian | Latvia | G. grossi (225796 225797) | |
| Early/Lower Givetian | Latvia | G. pauli (225802 225850) | |
| Early/Lower Givetian | Belarus | G. sp. (225886) | |
| Early/Lower Givetian | Estonia | G. elgae (225851) G. pauli (225803 225804) | |
| Middle Givetian | United Kingdom | G. agassizi (238519) | |
| Late/Upper Givetian - Early/Lower Frasnian | Germany (North Rhine-Westphalia) | G. sp. (197071) |