Mediospirifer-Atrypa-Camarotoechia Comm., Cano del Oeste Fmn., Sierra de Perija: Eifelian, Venezuela
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Trilobita
- Phacopida
- Acastidae
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Greenops sp.
Delo 1935
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Strophomenata
- Strophomenida
- Leptostrophiidae
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Leptostrophia sp.
Hall and Clarke 1892
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Strophomenata
- Strophomenida
- Rafinesquinidae
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Leptaena sp.
Dalman 1828
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Strophomenata
- Strophomenida
- Chonetidae
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Longispina sp.
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"Devonochonetes" sp.
Muir-Wood 1962
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Rhynchonellata
- Spiriferida
- Cyrtospiriferidae
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Cyrtospirifer sp.
Nalivkin 1924
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Rhynchonellata
- Spiriferida
- Spinocyrtiidae
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Mediospirifer sp.
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Rhynchonellata
- Spiriferida
- Mucrospiriferidae
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Mucrospirifer sp.
Grabau 1931
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Tylothyris sp.
North 1920
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Rhynchonellata
- Spiriferida
- Hysterolitidae
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Paraspirifer sp.
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Rhynchonellata
- Spiriferinida
- Cyrtinidae
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Cyrtina sp.
Davidson 1858
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Rhynchonellata
- Athyridida
- Meristellidae
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Pentagonia sp.
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Meristella sp.
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Rhynchonellata
- Rhynchonellida
- Camarotoechiidae
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Camarotoechia sp.
Hall and Clarke 1893
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Rhynchonellata
- Orthida
- Schizophoriidae
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Schizophoria sp.
King 1850
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Rhynchonellata
- Atrypida
- Atrypidae
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Atrypa sp.
Dalman 1828
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Bivalvia
- Ostreida
- Pterineidae
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Ptychopteria (Actinopteria) sp.
(Hall 1884)
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original and current combination Actinopteria | |||||||
Bivalvia
- Modiomorphida
- Modiomorphidae
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Goniophora sp.
Phillips 1848
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Gastropoda
- Bellerophontida
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? Bellerophon sp.
de Montfort 1808
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= Bellerophontoidea indet.
M'Coy 1851
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Wagner 2023 | ||||||
Cephalopoda
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Nautiloidea indet.
Agassiz 1847
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see common names |
Geography
Country: | Venezuela |
Coordinates: | 10.5° North, 72.5° West (view map) |
Paleocoordinates: | 47.9° South, 44.9° West |
Basis of coordinate: | estimated from map |
Geographic resolution: | local area |
Time
Period: | Devonian | Epoch: | Middle Devonian |
Stage: | Eifelian | 10 m.y. bin: | Devonian 3 |
Key time interval: | Eifelian | ||
Age range of interval: | 393.30000 - 387.70000 m.y. ago |
Stratigraphy
Geological group: | Rio Cachira | Formation: | Cano del Oeste |
Stratigraphic resolution: | formation |
Lithology and environment
Primary lithology: | green mudstone |
Secondary lithology: | sandstone |
Lithology description: "Lodolitas verde oliva y areniscas inmaduras. Incremento del grano hacia el tope." | |
Environment: | prodelta |
Geology comments: Unit interpreted as prodelta. Overall sequence is interpreted as transgressive-regressive cycle related to prograding delta complex. |
Taphonomy
Collection methods and comments
Reason for describing collection: | paleoecologic analysis |
Collection method comments: Abundances are given by authors. |
Metadata
Database number: | 35900 | ||
Authorizer: | M. Foote, P. Wagner | Enterer: | M. Foote, P. Wagner |
Modifier: | W. Kiessling | Research group: | marine invertebrate |
Created: | 2004-01-08 20:43:09 | Last modified: | 2008-11-04 10:18:04 |
Access level: | the public | Released: | 2004-01-08 20:43:09 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
9641. | T. M. Sanchez and J. L. Benedetto. 1983. Paleoecologia, comunidades bentonicas y sucesion paleoambiental en el Grupo Rio Cachiri, Devonico, Sierra de Perija, Venezueal. Ameghiniana 20(3-4):163-198 [M. Foote/M. Foote/M. Foote] |
Secondary references:
9042 | P. J. Wagner. 2023. Paleozoic Gastropod, Rostroconch, Helcionelloid and Tergomyan Database (2006 - 2023). [P. Wagner/P. Wagner/P. Wagner] |