Quebrada Pinte, Profil 5, Sample 4-20: Late/Upper Sinemurian, Chile
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Rhynchonellata
- Terebratulida
- Lobothyrididae
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Lobothyris cf. ovatissima
(Quenstadt 1856)
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140 individuals | ||||||
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Rhynchonellata
- Rhynchonellida
- Tetrarhynchiidae
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Quadratirhynchia crassimedia
Buckman 1917
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1 individual | ||||||
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Bivalvia
- Pectinida
- Entoliidae
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Entolium corneolum
(Young and Bird 1828)
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37 individuals | ||||||
| recombined as Entolium (Entolium) corneolum | |||||||
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Bivalvia
- Pectinida
- Neitheidae
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Weyla alata
(von Buch 1838)
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16 individuals | ||||||
| recombined as Weyla (Weyla) alata | |||||||
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Bivalvia
- Ostreida
- Palaeolophidae
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Actinostreon costatum
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2 individuals | ||||||
| original and current combination Lopha (Actinostreon) | |||||||
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Bivalvia
- Ostreida
- Pinnidae
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Pinna sp.
Linnaeus 1758
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1 individual | ||||||
| see common names | |||||||
Geography
| Country: | Chile |
| Coordinates: | 29.0° South, 70.3° West (view map) |
| Paleocoordinates: | 31.4° South, 31.7° West |
| Basis of coordinate: | estimated from map |
| Geographic resolution: | small collection |
Time
| Period: | Jurassic | Epoch: | Early/Lower Jurassic |
| Stage: | Sinemurian | 10 m.y. bin: | Jurassic 1 |
| Key time interval: | Late/Upper Sinemurian | ||
| Age range of interval: | 199.50000 - 192.90000 m.y. ago |
Stratigraphy
| Local section: | Quebrada Pinte | Local bed: | 4-20 |
| Local order: | bottom to top | ||
| Stratigraphic resolution: | bed |
Lithology and environment
| Primary lithology: | lithified "mixed carbonate-siliciclastic" | ||
| Environment: | open shallow subtidal | Tectonic setting: | back-arc basin |
Taphonomy
| Modes of preservation: | body,mold/impression,original calcite,replaced with silica |
| Size of fossils: | macrofossils |
| Articulated whole bodies: | some |
| Temporal resolution: | time-averaged |
| Spatial resolution: | parautochthonous |
Collection methods and comments
| Collection methods: | mechanical |
| Collection size: | 197 individuals |
| Reason for describing collection: | paleoecologic analysis |
Metadata
| Database number: | 33952 | ||
| Authorizer: | M. Aberhan | Enterer: | S. Nurnberg |
| Modifier: | M. Clapham | Research group: | marine invertebrate |
| Created: | 2003-08-11 05:02:37 | Last modified: | 2017-07-31 19:05:00 |
| Access level: | the public | Released: | 2003-08-11 05:02:37 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 487. | M. Aberhan. 1992. Palokologie und zeitliche Verbreitung benthischer Faunengemeinschaften im Unterjura von Chile. Beringeria 5:1-174 [M. Kosnik/M. Kosnik] |