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Ctenodonta subnasuta
Taxonomy
Ctenodonta subnasuta was named by Ulrich (1894) [DISTRIBUTION: Ordovician/]. It is not a trace fossil. Its type locality is Clitambonites Beds, near Cannon Falls, which is in a Shermanian marine limestone in the Prosser Formation of Minnesota.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1894 | Ctenodonta subnasuta Ulrich |
| 1960 | Ctenodonta subnasuta Soot-Ryen and Soot-Ryen p. 92 |
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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.
†Ctenodonta subnasuta Ulrich 1894
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, c = class | |||||
| References: Aberhan et al. 2004, Hendy 2009 | |||||
Age range: base of the Chatfieldian to the top of the Richmondian or 453.80000 to 445.50000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Shermanian | USA (Minnesota) | Ctenodonta subnasuta (type locality: 174070) | |
| Chatfieldian - Edenian | Canada (Nunavut) | Ctenodonta subnasuta (24116) | |
| Richmondian | Canada (Nunavut) | Ctenodonta subnasuta (24121) |