| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Ctenoptychius
Taxonomy
Ctenoptychius was named by Agassiz (1838). Its type is Ctenoptychius apicalis.
It was assigned to Petalodontidae by Woodward (1889) and Hay (1902); to Janassidae by Jordan (1963); to Petalodontida by Zangerl (1981); and to Belantseidae by Lund (1989) and Ginter et al. (2010).
It was assigned to Petalodontidae by Woodward (1889) and Hay (1902); to Janassidae by Jordan (1963); to Petalodontida by Zangerl (1981); and to Belantseidae by Lund (1989) and 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
Is something missing? Join the Paleobiology Database and enter the data
|
|
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
show all | hide all
†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