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
Greenops sp. Delo 1935
Strophomenata - Strophomenida - Leptostrophiidae
Leptostrophia sp. Hall and Clarke 1892
Strophomenata - Strophomenida - Rafinesquinidae
Leptaena sp. Dalman 1828
Strophomenata - Strophomenida - Chonetidae
Longispina sp.
"Devonochonetes" sp. Muir-Wood 1962
Rhynchonellata - Spiriferida - Cyrtospiriferidae
Cyrtospirifer sp. Nalivkin 1924
Rhynchonellata - Spiriferida - Spinocyrtiidae
Mediospirifer sp.
Rhynchonellata - Spiriferida - Mucrospiriferidae
Mucrospirifer sp. Grabau 1931
Tylothyris sp. North 1920
Rhynchonellata - Spiriferida - Hysterolitidae
Paraspirifer sp.
Rhynchonellata - Spiriferinida - Cyrtinidae
Cyrtina sp. Davidson 1858
Rhynchonellata - Athyridida - Meristellidae
Pentagonia sp.
Meristella sp.
Rhynchonellata - Rhynchonellida - Camarotoechiidae
Camarotoechia sp. Hall and Clarke 1893
Rhynchonellata - Orthida - Schizophoriidae
Schizophoria sp. King 1850
Rhynchonellata - Atrypida - Atrypidae
Atrypa sp. Dalman 1828
Bivalvia - Ostreida - Pterineidae
Ptychopteria (Actinopteria) sp. (Hall 1884)
original and current combination Actinopteria
Bivalvia - Modiomorphida - Modiomorphidae
Goniophora sp. Phillips 1848
Gastropoda - Bellerophontida
? Bellerophon sp. de Montfort 1808
    = Bellerophontoidea indet. M'Coy 1851
Wagner 2023
Cephalopoda
Nautiloidea indet. Agassiz 1847
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]