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Cyonasua zettii
Taxonomy
Cyonasua zettii was named by Hontecillas et al. (2023). Its type specimen is MACN-Pv 6229, a partial skull (Rostral portion of skull), and it is a 3D body fossil. Its type locality is Estación Boeuf, which is in a Huayquerian floodplain siltstone/sandstone in the Cerro Azul Formation of Argentina.
Synonymy list
| Year | Name and author |
|---|---|
| 2023 | Cyonasua zettii Hontecillas et al. pp. 6-7 fig. 4 |
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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.
†Cyonasua zettii Hontecillas et al. 2023
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| D. Hontecillas et al. 2023 | Infraorbital foramen large, contacting the zygomatic arch and located at the level of the P4; P4 with parastyle; distal side of M1 almost perpendicular to the labial side; p4 wide labio-lingually and with a subtringular outline; m1 paraconid located lingually and close to the metaconid, trigonid longer and narrower than talonid; m2 with metaconid placed distally to protoconid, and trigonid shorter than talonid. |
Measurements
No measurements are available
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| Source: f = family, subc = subclass, c = class, subp = subphylum | |||||
| References: Hendy et al. 2009, Lillegraven 1979, Ji et al. 2002, Nowak 1991, Carroll 1988 | |||||
Age range: Huayquerian or 8.00000 to 5.00000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Huayquerian | Argentina (La Pampa) | Cyonasua zettii (232688 type locality: 232689) |