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Cedaria brevifrons
Taxonomy
Cedaria brevifrons was named by Palmer (1962). Its type specimen is USNM 143159a, a cephalon/head (cranidium), and it is a 3D body fossil. Its type locality is Duck Creek [Raiff Limestone], which is in a Dresbachian marine limestone in the Raiff Limestone Formation of Nevada.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1962 | Cedaria brevifrons Palmer pp. F-26 figs. Pl. 3, fig. 8 |
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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.
†Cedaria brevifrons Palmer 1962
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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: Hendy 2009, Whittington et al. 1997, Aberhan et al. 2004 | |||||
Age range: Dresbachian or 497.00000 to 486.85000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Dresbachian | USA (Nevada) | Cedaria brevifrons (type locality: 10505) | |
| Dresbachian | Canada (Yukon) | Cedaria brevifrons (55279) |