Tropidoleptus Community, Cano del Oeste Fmn., Sierra de Perija: Eifelian - Givetian, Venezuela

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia
Pelecypoda indet. Goldfuss 1820
synonym of Bivalvia
Bivalvia - Ostreida - Pterineidae
Ptychopteria (Actinopteria) sp. (Hall 1884)
original and current combination Actinopteria
Bivalvia - Ostreida
Pteriacea indet. Gray 1847
replaced by Pterioidea
Bivalvia - Pectinida - Pterinopectinidae
Pseudaviculopecten sp. Newell 1938
Rhynchonellata - Athyridida - Meristellidae
Meristella sp.
Rhynchonellata - Spiriferida - Spinocyrtiidae
Orthospirifer sp. Pitrat 1975
Mediospirifer informal sp. B
Rhynchonellata - Tropidoleptidae
Tropidoleptus sp.
Strophomenata - Productida
Chonetidina indet. Muir-Wood 1955
Strophomenata - Productida - Productellidae
Spinulicosta sp.
Strophomenata - Strophomenida - Leptostrophiidae
Leptostrophia sp. Hall and Clarke 1892
Strophomenata - Strophomenida - Chonetidae
"Devonochonetes" sp. Muir-Wood 1962
see common names

Geography
Country:Venezuela
Coordinates: 10.5° North, 72.5° West (view map)
Paleocoordinates:47.3° South, 45.3° West
Basis of coordinate:estimated from map
Geographic resolution:local area
Time
Period:Devonian Epoch:Middle Devonian
10 m.y. bin:Devonian 3
Key time interval:Eifelian - Givetian
Age range of interval:393.30000 - 382.70000 m.y. ago
Stratigraphy
Geological group:Rio Cachira Formation:Cano del Oeste
Stratigraphic resolution:formation
Lithology and environment
Primary lithology:brown,gray sandstone
Secondary lithology: mudstone
Lithology description: "Areniscas pardas finas y lodolitas fosiliferas"
Environment:marine indet.
Geology comments: Unit interpreted as delta front platform. 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:35901
Authorizer:M. Foote Enterer:M. Foote
Modifier:M. Foote Research group:marine invertebrate
Created:2004-01-08 20:48:59 Last modified:2006-09-13 14:01:03
Access level:the public Released:2004-01-08 20:48:59
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]