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Acanthoparypha evitti
Taxonomy
Acanthoparypha evitti was named by Chatterton and Ludvigsen (1976). Its type specimen is GSC 40403, a cephalon/head (cranidium), and it is a 3D body fossil.
Synonymy list
| Year | Name and author |
|---|---|
| 1976 | Acanthoparypha evitti Chatterton and Ludvigsen pp. 59-62 figs. 10.1-10.41 |
| 1987 | Acanthoparypha evetti DeMott |
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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.
†Acanthoparypha evitti Chatterton and Ludvigsen 1976
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, c = class | |||||
| References: Aberhan et al. 2004, Hendy 2009 | |||||
Age range: base of the Whiterockian to the top of the Kirkfieldian or 470.00000 to 449.60000 Ma
Collections (11 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Chazyan | Canada (Northwest Territories) | Acanthoparypha evitti (24621 25932 25933 25934 25935 26054 26057) | |
| Whiterockian | Canada (Northwest Territories) | Acanthoparypha evitti (102479) | |
| Kirkfieldian | USA (Illinois, Iowa) | Acanthoparypha evetti (23797) | |
| Rocklandian - Kirkfieldian | USA (Illinois, Iowa) | Acanthoparypha evetti (23796) | |
| Rocklandian - Shermanian | USA (Minnesota) | Acanthoparypha evetti (23277) |