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Phractocephalus nassi (cajaro)
Taxonomy
Phractocephalus nassi was named by Lundberg and Aguilera (2003). Its type specimen is MCN-USB OL-2142 (holotype), a skull, and it is a 3D body fossil. Its type locality is El Mamon 1, which is in a Miocene fluvial-deltaic claystone/sandstone in the Urumaco Formation of Venezuela.
Synonymy list
| Year | Name and author |
|---|---|
| 2003 | Phractocephalus nassi Lundberg and Aguilera |
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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.
†Phractocephalus nassi Lundberg and Aguilera 2003 [cajaro]
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, subp = subphylum | |||||
| References: Carroll 1988, Hendy et al. 2009 | |||||
Age range: Tortonian or 11.63000 to 7.24600 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Tortonian | Venezuela (Falcon) | Phractocephalus nassi (136777) | |
| Late/Upper Miocene | Venezuela (Falcón) | Phractocephalus nassi (136769) | |
| Late/Upper Miocene | Venezuela (Falcon) | Phractocephalus nassi (type locality: 136767 136776 136778) |