DV 1272-1 - Camana Fm: Early/Lower Miocene, Peru
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Bivalvia
- Arcida
- Glycymerididae
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Glycymeris cf. ibariformis
Frassinetti and Covacevich 1983
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| recombined as Glycymeris (Glycymerita) ibariformis | |||||||
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Bivalvia
- Carditida
- Crassatellidae
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Eucrassatella ponderosa
(Philippi 1887)
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| recombined as Tilicrassatella ponderosa | |||||||
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Gastropoda
- Neogastropoda
- Conidae
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Conus sp.
Linnaeus 1758
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Gastropoda
- Turritellidae
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Turritella woodsi
Lisson 1925
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DeVries 2007 | ||||||
| see common names | |||||||
Geography
| Country: | Peru |
| Coordinates: | 16.7° South, 72.4° West (view map) |
| Paleocoordinates: | 17.6° South, 67.7° West |
| Basis of coordinate: | stated in text |
| Geographic resolution: | outcrop |
Time
| Period: | Neogene | Epoch: | Miocene |
| 10 m.y. bin: | Cenozoic 5 | ||
| Key time interval: | Early/Lower Miocene | ||
| Age range of interval: | 23.03000 - 15.98000 m.y. ago |
Stratigraphy
| Formation: | Camana | ||||
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: STRATIGRAPHIC DATA: From Camana Formation, which overlies the Lower Moquegua Fm or Paracas Fm (of Caraveli 1983), and is time-transgressive with the Upper Moquegua and Hualillas fms . AGE: Latest Oligocene-early Middle Miocene. Authors assign collection to the Early Miocene. STRATIGRAPHIC RELATIONS: Unknown position within formation. | |||||
Lithology and environment
| Primary lithology: | shelly/skeletal lithified sandstone |
| Includes fossils? | Y |
| Lithology description: SPECIFIC LITHOLOGY: Bioclastic sandstone. LITHIFICATION: Not stated, but presumed lithified given age and facies relationships. | |
| Environment: | coastal indet. |
| Geology comments: ENVIRONMENT: Shallow marine siliciclastic setting. | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | surface (in situ),field collection |
| Reason for describing collection: | biostratigraphic analysis |
| Collection method comments: COLLECTORS: T.J. DeVries (multiple years). REPOSITORY: Mueo de Historia Natural, Universidad Ricardo Palma, Lima, Peru. | |
| Taxonomic list comments:COMPLETENESS: Not exhaustive but comprising common and characteristic forms. NOMENCLATURE: Not an authoritative publication but with modern nomenclature and generally with species-level assignments. | |
Metadata
| Database number: | 76640 | ||
| Authorizer: | A. Hendy | Enterer: | A. Hendy |
| Modifier: | A. Hendy | Research group: | marine invertebrate |
| Created: | 2007-11-27 08:42:02 | Last modified: | 2013-11-25 13:37:23 |
| Access level: | authorizer only | Released: | 2008-11-27 08:42:02 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 25915. | T. J. DeVries. 2001. Molluscan evidence for an Oligocene-Miocene age of 'Paracas' beds in southern Peru. Boletín de la Sociedad Geológica del Peru 92:57-65 [A. Hendy/A. Hendy/P. Wagner] |
Secondary references:
| 27057 | T. J. DeVries. 2007. Cenozoic Turritellidae (Gastropoda) from southern Peru. Journal of Paleontology 81(2):331-351 [A. Hendy/A. Hendy] |