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Ctenorhachis
Taxonomy
Ctenorhachis was named by Hook and Hotton (1991). It is not extant. Its type is Ctenorhachis jacksoni.
It was assigned to Sphenacodontidae by Hook and Hotton (1991), Benson (2012).
It was assigned to Sphenacodontidae by Hook and Hotton (1991), Benson (2012).
Species
C. jacksoni (type species)
Entered
by E. Dunne (authorized by R. Butler) on 2016-08-16; modified by E. Dunne on 2016-08-17
Synonymy list
| Year | Name and author |
|---|---|
| 1991 | Ctenorhachis Hook and Hotton |
| 2012 | Ctenorhachis Benson |
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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. †Ctenorhachis Hook and Hotton 1991
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†Ctenorhachis jacksoni Hook and Hotton 1991
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, subp = subphylum, p = phylum, uc = unranked clade | |||||
| References: Carroll 1988, Kiessling 2004, Bambach et al. 2007, Hendy et al. 2009 | |||||
Age range: Artinskian or 290.10000 to 283.30000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Artinskian | USA (Texas) | C. jacksoni (181054) |