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Briscoia coloradoensis
Taxonomy
Saukia coloradoensis was named by Walcott (1914). Its type specimen is USNM 60673, a cephalon/head (cranidium), and it is a 3D body fossil. Its type locality is 20b. 1.6 km. above Monte Cristo Mine, Quandary Peak, which is in a Trempealeauan marine horizon in the Peerless Formation of Colorado.
It was recombined as Briscoia coloradoensis by Srivastava and Hughes (2023).
It was recombined as Briscoia coloradoensis by Srivastava and Hughes (2023).
Synonymy list
| Year | Name and author |
|---|---|
| 1914 | Saukia coloradoensis Walcott pp. 376 - 377 figs. 13-16 |
| 2023 | Briscoia coloradoensis Srivastava and Hughes pp. Table 1 |
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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.
†Briscoia coloradoensis Walcott 1914
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, o = order, c = class | |||||
| References: Hendy et al. 2009, Whittington et al. 1997, Aberhan et al. 2004 | |||||
Age range: Trempealeauan or 490.20000 to 486.85000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Trempealeauan | USA (Colorado) | Saukia coloradoensis (233788) |