Chacay Melehue, CM2, Lotena Formation, Neuquen: Late/Upper Callovian, Argentina
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Cephalopoda
- Ammonitida
- Aspidoceratidae
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Peltoceras cf. athleta
(Phillips 1829)
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| recombined as Peltoceras (Peltoceras) athleta | |||||||
| see common names | |||||||
Geography
| Country: | Argentina |
| Coordinates: | 37.2° South, 70.4° West (view map) |
| Paleocoordinates: | 34.5° South, 32.3° West |
| Basis of coordinate: | based on nearby landmark |
| Geographic resolution: | small collection |
Time
| Period: | Jurassic | Epoch: | Middle Jurassic |
| Stage: | Callovian | 10 m.y. bin: | Jurassic 5 |
| Key time interval: | Late/Upper Callovian | ||
| Age range of interval: | 165.30000 - 161.50000 m.y. ago |
Stratigraphy
| Formation: | Lotena | ||||
| Local section: | Chacay Melehue | Local bed: | CM2 | ||
| Local order: | bottom to top | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: late athleta to early lamberti zone | |||||
Lithology and environment
| Primary lithology: | lithified marl |
| Secondary lithology: | lithified "shale" |
| Environment: | marine indet. |
Taphonomy
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 68159 | ||
| Authorizer: | W. Kiessling | Enterer: | U. Merkel | Research group: | marine invertebrate |
| Created: | 2007-01-05 00:48:17 | Last modified: | 2007-01-05 02:48:18 |
| Access level: | the public | Released: | 2007-01-05 00:48:12 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 19586. | H. Parent, G. Schweigert, and G. Melendez. 2006. Oxfordian perisphinctid ammonites from Chacay Melehue, Argentina. Palaeontologische Zeitschrift 80(4):307-324 [W. Kiessling/U. Merkel] |