Bryozoan Community I, Cano Grande Fmn., Sierra de Perija: Emsian - Eifelian, Venezuela

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Anthozoa - Favositida - Micheliniidae
Pleurodictyum sp. Goldfuss 1829
Gastropoda - Euomphalina - Platyceratidae
Platyostoma sp. Conrad 1842
Bivalvia - Pectinida - Pterinopectinidae
Pterinopectinidae indet. Newell 1938
Bivalvia - Modiomorphida - Cypricardiniidae
Cypricardinia sp. Hall 1860
Strophomenata - Orthotetida - Pulsiidae
Schellwienella sp.
Strophomenata - Strophomenida - Eodevonariidae
Eodevonaria sp. Twenhofel 1914
Strophomenata - Strophomenida - Anopliidae
Anoplia sp.
Strophomenata - Strophomenida - Chonetidae
Longispina sp.
Strophomenata - Strophomenida - Rafinesquinidae
Leptaena sp. Dalman 1828
Strophomenata - Strophomenida - Leptostrophiidae
Leptostrophia sp. Hall and Clarke 1892
Strophomenata - Strophomenida - Douvillinidae
Cymostrophia sp. Caster 1939
Rhynchonellata - Orthida - Rhipidomellidae
Rhipidomella sp.
Rhynchonellata - Atrypida - Atrypidae
Atrypa sp. Dalman 1828
Rhynchonellata - Spiriferinida - Cyrtinidae
Cyrtina sp. Davidson 1858
Rhynchonellata - Spiriferida - Ambocoeliidae
Ambocoelia sp. Hall 1860
Plicoplasia sp.
Rhynchonellata - Spiriferida - Elythidae
Elita sp.
Rhynchonellata - Spiriferida - Cyrtinopsidae
Kozlowskiellina sp. Boucot 1958
Rhynchonellata - Spiriferida - Mucrospiriferidae
Mucrospirifer sp. Grabau 1931
Rhynchonellata - Spiriferida - Acrospiriferidae
Acrospirifer sp. Wedekind 1926
Rhynchonellata - Spiriferida - Hysterolitidae
Paraspirifer sp.
Rhynchonellata - Athyridida - Retziidae
Retziidae indet. Waagen 1883
Rhynchonellata - Athyridida - Meristellidae
Pentagonia sp.
unclassified
Bryozoa indet. Ehrenberg 1831
Stenolaemata - Cystoporida - Sulcoreteporidae
Taeniopora sp.
Polychaeta - Sabellida - Serpulidae
? Serpula sp. Linnaeus 1758
Ostracoda
Ostracoda indet. Latreille 1802
Trilobita - Lichida - Lichidae
Lichidae indet. Hawle and Corda 1847
Trilobita - Phacopida
Phacopida indet. Salter 1864
Trilobita - Phacopida - Homalonotidae
Homalonotidae indet. Chapman 1890
unclassified
Echinodermata indet. Klein 1754
pelmatozoans
see common names

Geography
Country:Venezuela
Coordinates: 10.5° North, 72.5° West (view map)
Paleocoordinates:49.2° South, 44.0° West
Basis of coordinate:estimated from map
Geographic resolution:local area
Time
Period:Devonian
Key time interval:Emsian - Eifelian
Age range of interval:407.60000 - 387.70000 m.y. ago
Stratigraphy
Geological group:Rio Cachira Formation:Cano Grande
Stratigraphic resolution:member
Stratigraphy comments: This part of section interpreted as late Emsian to early Eifelian.
Lithology and environment
Primary lithology: calcareous mudstone
Lithology description: "Lodolitas calcareas biostromales"
Environment:marine indet.
Geology comments: Unit interpreted as open 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:35895
Authorizer:M. Foote Enterer:M. Foote
Modifier:M. Foote Research group:marine invertebrate
Created:2004-01-08 20:16:43 Last modified:2006-09-13 14:01:03
Access level:the public Released:2004-01-08 20:16:43
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]