Sample 58-306: Albian, Peru

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Reticulatasporites jardinus
Occasional rank
Equisetopsida - Araucariaceae
Balmeisporites minutus
Common rank
Equisetopsida - Cheirolepidiaceae
Classopollis torosus Burger 1965
Abundant rank
unclassified
Retitricolpites informal sp. B Van der Hammen 1956
Occasional rank
Multiporopollenites polygonalis
Occasional rank
Pteridopsida
Cyathidites sp. Couper 1953
Occasional rank
Cyathidites minor Couper 1953
Abundant rank
Polypodiopsida - Schizaeales - Schizaeaceae
Cicatricosisporites australiensis Potonié 1956
Rare rank
Cycadopsida - Gnetales
Steevesipollenites dayani Brenner 1968
Rare rank
Ginkgoopsida - Ephedrales
Ephedripites ambonoides
Occasional rank
Ephedripites informal sp. A Bolkhovitina and Potonié 1958
Occasional rank
Ephedripites chaloneri
Occasional rank
Ephedripites procerus
Rare rank
Ephedripites montanaensis Brenner 1968
Occasional rank
Ephedripites strigatus Brenner 1968
Occasional rank
Angiospermae - Gunnerales
Tricolpites sp. Couper 1953
Occasional rank
Angiospermae - Liliaceae
Liliacidites variegatus Couper 1953
Occasional rank
unclassified
Gemmatriletes clavatus Brenner 1968
Occasional rank
Perotriletes pannuceus Brenner 1963
Abundant rank
Tricolpopollenites crassimurus
Occasional rank
see common names

Geography
Country:Peru State/province:Loreto County:Montaña Region
Coordinates: 7.0° South, 75.0° West (view map)
Paleocoordinates:12.6° South, 47.0° West
Basis of coordinate:stated in text
Time
Period:Cretaceous Epoch:Early/Lower Cretaceous
Stage:Albian 10 m.y. bin:Cretaceous 4
Key time interval:Albian
Age range of interval:113.00000 - 100.50000 m.y. ago
Stratigraphy
Formation:Oriente
Lithology and environment
Primary lithology: lithified carbonaceous "shale"
Environment:terrestrial indet.
Taphonomy
Modes of preservation:soft parts,original sporopollenin
Size of fossils:microfossils
Collection methods and comments
Collection excludes:all microfossils
Collection methods:chemical,hydrochloric,hydroflouric,sieve
Reason for describing collection:biostratigraphic analysis
Metadata
Database number:144970
Authorizer:C. Jaramillo Enterer:G. Doria
Research group:paleobotany
Created:2013-05-24 05:11:43 Last modified:2013-05-23 14:11:43
Access level:the public Released:2013-05-24 05:11:43
Creative Commons license:CC BY
Reference information

Primary reference:

46917. G. J. Brenner. 1968. Middle Cretaceous spores and pollen from Northeastern Peru. Pollen et Spores 10:341-383 [C. Jaramillo/G. Doria/A. Cárdenas]