Sample 118, Bed 38, Brenha Fm, Maria Pares Hill, Zambujal: Spinatum, Portugal
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Ostracoda
- Myodocopida
- Polycopidae
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Polycope sp.
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8 specimens | |||||||||
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Polycope cincinnata
Apostolescu 1959
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10 specimens | |||||||||
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Polycope pumicosa
Apostolescu 1959
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1 specimen | |||||||||
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Ostracoda
- Podocopida
- Bairdiidae
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Bairdia molesta
Apostolescu 1959
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2 specimens | |||||||||
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Bairdiacypris triangularis
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8 specimens | |||||||||
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Bairdia hahni
Lord and Mooney 1974
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12 specimens | |||||||||
| recombined as Ptychobairdia hahni | ||||||||||
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Ostracoda
- Podocopida
- Pontocyprididae
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Liasina vestibulifera
Gramann 1963
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5 specimens | |||||||||
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Liasina lanceolata
(Apostolescu 1959)
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76 specimens | |||||||||
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Ostracoda
- Podocopida
- Candonidae
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Paracypris sp.
Sars 1866
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1 specimen | |||||||||
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Ostracoda
- Podocopida
- Sigilliidae
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Cardobairdia informal sp. K
van den Bold 1960
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11 specimens | |||||||||
| Cardobairdia sp. K (sensu Apostolescu) | ||||||||||
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Ostracoda
- Podocopida
- Healdiidae
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Ogmoconchella aequalis
(Herrig 1969)
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1 specimen | |||||||||
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Ogmoconcha convexa
|
100 specimens | |||||||||
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Ogmoconcha inflata
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28 specimens | |||||||||
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Ostracoda
- Podocopida
- Progonocytheridae
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Kinkelinella tenuicostata
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12 specimens | |||||||||
| see common names | ||||||||||
Geography
| Country: | Portugal |
| Coordinates: | 40.0° North, 8.5° West (view map) |
| Paleocoordinates: | 30.2° North, 2.9° East |
| Basis of coordinate: | stated in text |
| Geographic resolution: | small collection |
Time
| Period: | Jurassic | Epoch: | Early/Lower Jurassic |
| Stage: | Pliensbachian | 10 m.y. bin: | Jurassic 2 |
| Key time interval: | Spinatum | ||
| Age range of interval: | 192.90000 - 184.20000 m.y. ago |
Stratigraphy
| Formation: | Brenha | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: sample from spinatum ammonite zone | |||||
Lithology and environment
| Primary lithology: | marl |
| Lithology description: buff marl | |
| Environment: | basinal (carbonate) |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | microfossils |
Collection methods and comments
| Collection methods: | surface (in situ),chemical,field collection |
| Reason for describing collection: | biostratigraphic analysis |
| Collection method comments: assemblage based on 100 g dry weight of sample | |
| Taxonomic list comments:abundances record total number of valves (1 carpace = 2) | |
Metadata
| Database number: | 33470 | ||
| Authorizer: | A. Miller | Enterer: | K. Layou |
| Modifier: | M. Clapham | Research group: | marine invertebrate |
| Created: | 2003-07-31 10:48:35 | Last modified: | 2014-07-19 19:31:45 |
| Access level: | the public | Released: | 2003-07-31 10:48:35 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 8881. | I. Boomer, N.R. Ainsworth, and J. Exton. 1998. A re-examination of the Pliensbachian and Toarcian Ostracoda of Zambujal, west-central Portugal. Journal of Micropalaeontology 17(1):1-14 [A. Miller/K. Layou/K. Layou] |