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Priacodon grandaevus
Taxonomy
Priacodon grandaevus was named by Simpson (1925). Its type specimen is YPM 10349, a maxilla (part of left maxilla and jugal with crowns of the first three molars and alveoli for the last molar and the last premolar), 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.
Synonymy list
| Year | Name and author |
|---|---|
| 1925 | Priacodon grandaevus Simpson |
| 1929 | Priacodon grandaevus Simpson p. 37 |
| 1930 | Priacodon grandaevus Hay p. 370 |
| 1979 | Priacodon grandaevus Jenkins and Crompton p. 75 |
| 2004 | Priacodon grandaevus Kielan-Jaworowska et al. pp. 219, 245-246 |
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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.
†Priacodon grandaevus Simpson 1925
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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: Carroll 1988, Hendy et al. 2009, Hopson 1973, Luo et al. 2003 | |||||
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) | Priacodon grandaevus (type locality: 12816) |