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Contracheirurus
Taxonomy
Contracheirurus was named by Chatterton and Perry (1984) [Sepkoski's age data: S Wenl Sepkoski's reference number: ZR84]. It is not extant.
It was assigned to Phacopida by Sepkoski (2002); and to Cheiruridae by Jell and Adrain (2002).
It was assigned to Phacopida by Sepkoski (2002); and to Cheiruridae by Jell and Adrain (2002).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1984 | Contracheirurus Chatterton and Perry |
| 2002 | Contracheirurus Jell and Adrain p. 360 |
| 2002 | Costracheirurus Sepkoski |
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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. †Contracheirurus Chatterton and Perry 1984
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†Contracheirurus errator Lane 1984
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Aberhan et al. 2004, Hendy 2009 | |||||
Age range: base of the Whitwellian to the top of the Wenlock or 430.50000 to 427.40000 Ma
Collections (6 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Llandovery - Wenlock | Canada (Northwest Territories) | C. sp. (26041) | |
| Wenlock | Greenland | C. errator (188490) | |
| Wenlock - Ludlow | Canada (Northwest Territories) | C. sp. (26051) | |
| Whitwellian | Canada (Northwest Territories) | C. sp. (26042 26050) C. zuvegesi (26035) |