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Ctenoptychius
Taxonomy
Ctenoptychius was named by Agassiz (1838). Its type is Ctenoptychius apicalis.
It was assigned to Petalodontidae by Woodward (1889), Hay (1902); to Janassidae by Jordan (1963); to Petalodontida by Zangerl (1981); and to Belantseidae by Lund (1989), Ginter et al. (2010).
It was assigned to Petalodontidae by Woodward (1889), Hay (1902); to Janassidae by Jordan (1963); to Petalodontida by Zangerl (1981); and to Belantseidae by Lund (1989), Ginter et al. (2010).
Species
C. acuminatus, C. apicalis (type species), C. cristatus, C. dentatus, C. digitatus, C. lobatus, C. pertenius, C. serratus, C. stevensoni
Synonymy list
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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. †Ctenoptychius Agassiz 1838
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†Ctenoptychius acuminatus Saint John and Worthen 1875
†Ctenoptychius apicalis Agassiz 1838
†Ctenoptychius cristatus Dawson 1868
†Ctenoptychius dentatus Owen 1840
†Ctenoptychius digitatus Leidy 1857
†Ctenoptychius lobatus Etheridge 1875
†Ctenoptychius pertenius Saint John and Worthen 1875
†Ctenoptychius serratus Owen 1840
†Ctenoptychius stevensoni St. John and Worthen 1875
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, subp = subphylum | |||||
| References: Hendy et al. 2009, Wagner 2023, Carroll 1988 | |||||
Age range: base of the Serpukhovian to the top of the Kungurian or 330.30000 to 274.40000 Ma
Collections (12 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Mississippian | United Kingdom | C. apicalis, C. serratus (132781) C. dentatus, Petalodus serratus (137333) C. serratus (132729) | |
| Serpukhovian - Bashkirian | Canada (Nova Scotia) | C. cristatus (175248) | |
| Pennsylvanian | United Kingdom | C. apicalis (137307) | |
| Moscovian | United Kingdom | C. apicalis (137310 137311 137312 137313 137338) | |
| Artinskian - Kungurian | USA (Texas) | C. sp. (85299 85300) |