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Mesodma ambigua
Taxonomy
Mesodma ambigua was named by Jepsen (1940) [genotype]. It is a 3D body fossil. Its type locality is Mantua Lentil, which is in a Puercan terrestrial horizon in the Fort Union Formation of Wyoming. It is the type species of Mesodma.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1940 | Mesodma ambigua Jepsen |
| 2004 | Mesodma ambigua Kielan-Jaworowska et al. pp. 255, 334-335 |
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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.
†Mesodma ambigua Jepsen 1940
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, subo = suborder, c = class, subp = subphylum | |||||
| References: Krause 1982, Hopson 1973, Gunnell et al. 1995, Hendy et al. 2009, Carroll 1988 | |||||
Age range: Puercan or 66.00000 to 63.30000 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Puercan | USA (Montana) | Mesodma ambigua (14766) | |
| Puercan | USA (Wyoming) | Mesodma ambigua (14722 14796 type locality: 14808 174233) | |
| Puercan | USA (Colorado) | Mesodma ambigua (14658 176863) |