Santa Cruz Cliff, oyster patch reefs, Lisboa: Late Kimmeridgian, Portugal
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Echinoidea
- Hemicidaridae
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Pseudocidaris sp.
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0.50 %-specimens | |||||||||
Gastropoda
- Trochidae
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"Trochus" inornatus
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15.03 %-specimens | |||||||||
Sabellida
- Serpulidae
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Serpula (Dorsoserpula) sp.
Linnaeus 1758
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3.71 %-specimens | |||||||||
Bivalvia
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Heterodonta indet.
Neumayr 1884
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0.17 %-specimens | |||||||||
Bivalvia
- Pectinida
- Anomiidae
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Placunopsis suprajurensis
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0.67 %-specimens | |||||||||
Bivalvia
- Ostreida
- Malleidae
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Isognomon lusitanicum
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0.50 %-specimens | |||||||||
Bivalvia
- Ostreida
- Pinnidae
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Trichites sp.
Lhuyd 1760
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0.17 %-specimens | |||||||||
Bivalvia
- Ostreida
- Gryphaeidae
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Nanogyra nana
(Sowerby 1822)
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55.57 %-specimens | |||||||||
Praeexogyra pustulosa
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22.29 %-specimens | |||||||||
Bivalvia
- Mytilida
- Mytilidae
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Lithophaga sp.
Röding 1798
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0.50 %-specimens | |||||||||
Arcomytilus morrisi
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0.50 %-specimens | |||||||||
Gastropoda
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Gastropoda indet.
Cuvier 1795
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0.33 %-specimens | |||||||||
sp. B | ||||||||||
see common names |
Geography
Country: | Portugal |
Coordinates: | 39.1° North, 9.4° West (view map) |
Paleocoordinates: | 33.4° North, 1.0° East |
Basis of coordinate: | based on nearby landmark |
Geographic resolution: | outcrop |
Time
Period: | Jurassic | Epoch: | Late Jurassic |
Stage: | Kimmeridgian | 10 m.y. bin: | Jurassic 5 |
Key time interval: | Late Kimmeridgian | ||
Age range of interval: | 152.2 - 149.2 m.y. ago |
Stratigraphy
Stratigraphic resolution: | group of beds |
Lithology and environment
Primary lithology: | lithified "limestone" |
Secondary lithology: | lithified siltstone |
Lithology description: 2 levels of small patch reefs (maximum diameter 2 m, height between 60 and 80 cm) occur scattered within marly silts. | |
Environment: | reef, buildup or bioherm |
Taphonomy
Size of fossils: | macrofossils |
Collection methods and comments
Collection methods: | field collection |
Collection size: | 592 specimens |
Reason for describing collection: | paleoecologic analysis |
Metadata
Also known as: | Reef 2764 | ||
Database number: | 68232 | ||
Authorizer: | W. Kiessling | Enterer: | U. Merkel |
Modifier: | U. Merkel | Research group: | marine invertebrate |
Created: | 2007-01-10 02:07:56 | Last modified: | 2007-01-10 04:49:55 |
Access level: | the public | Released: | 2007-01-10 02:07:56 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
19628. | F. T. Fürsich. 1981. Salinity-controlled benthic associations from the Upper Jurassic of Portugal. Lethaia 14:203-223 [W. Kiessling/U. Merkel] |