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Ennacodon crassus
Taxonomy
Enneodon crassus was named by Marsh (1887). Its type specimen is USNM 2130, a mandible (right mandible with C, P3-4, and M1-4), and it is a 3D body fossil. Its type locality is Quarry 9, Como Bluff (YPM), which is in a Kimmeridgian/Tithonian fluvial-lacustrine mudstone/sandstone in the Morrison Formation of Wyoming. It is the type species of Ennacodon, Enneodon.
It was recombined as Ennacodon crassus by Hay (1902), Simpson (1927) and Hay (1930); it was recombined as Docodon crassus by Simpson (1929), Kron (1979) and Kielan-Jaworowska et al. (2004).
It was recombined as Ennacodon crassus by Hay (1902), Simpson (1927) and Hay (1930); it was recombined as Docodon crassus by Simpson (1929), Kron (1979) and Kielan-Jaworowska et al. (2004).
Synonymy list
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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.
†Ennacodon crassus Marsh 1887
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: subc = subclass, c = class, subp = subphylum | |||||
| References: Lillegraven 1979, Carroll 1988, Hopson 1973, Hendy et al. 2009 | |||||
Age range: base of the Kimmeridgian to the top of the Tithonian or 157.30000 to 145.00000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Kimmeridgian - Tithonian | USA (Wyoming) | Enneodon crassus (type locality: 12816) |