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Spalacotheridium mckennai
Taxonomy
Spalacotheridium mckennai was named by Cifelli (1990) [genotype]. Its type locality is MNA 995, Jimmy Canyon, which is in a Turonian/Turonian terrestrial horizon in the Straight Cliffs Formation of Utah. It is the type species of Spalacotheridium.
Synonymy list
| Year | Name and author |
|---|---|
| 1990 | Spalacotheridium mckennai Cifelli |
| 2004 | Spalacotheridium mckennai Kielan-Jaworowska et al. pp. 345, 369 |
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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.
†Spalacotheridium mckennai Cifelli 1990
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, subp = subphylum, uc = unranked clade | |||||
| References: Hopson 1973, Luo et al. 2003, Hendy et al. 2009, Carroll 1988 | |||||
Age range: base of the Middle Turonian to the top of the Santonian or 93.50000 to 83.60000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Turonian - Late/Upper Turonian | USA (Utah) | Spalacotheridium mckennai (type locality: 14414) | |
| Santonian | USA (Montana) | Spalacotheridium mckennai (181582) |