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Arctica murrayensis
Taxonomy
Arctica murrayensis was named by Warren (1933). Its type specimen is University of Alberta Geological Museum Ct. 542, a shell, and it is a 3D body fossil. Its type locality is Murray River (East Pine) [Kaskapu Fm], which is in a Turonian/Coniacian marine shale in the Kaskapau Formation of Canada.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1933 | Arctica murrayensis Warren p. 114 figs. pl. 2, fig. 1, 6 |
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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.
†Arctica murrayensis Warren 1933
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| Reference: Aberhan et al. 2004 | |||||
Age range: base of the Turonian to the top of the Middle Turonian or 93.90000 to 89.30000 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Cenomanian | Canada (British Columbia) | Arctica murrayensis (87574) | |
| Late/Upper Cenomanian | Canada (Alberta) | Arctica murrayensis (87572) | |
| Turonian - Coniacian | Canada (British Columbia) | Arctica murrayensis (type locality: 87448) | |
| Turonian - Coniacian | Canada (Alberta) | Arctica murrayensis (87447) | |
| Middle Turonian | Canada (British Columbia) | Arctica murrayensis (87444) |