Ili River (2): Aalenian - Bajocian, Kazakhstan

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gnetopsida
Pityophyllum informal sp. 1 leaf Nathorst 1899
Pityophyllum informal sp. 2 leaf Nathorst 1899
Equisetopsida - Araucariaceae
Pagiophyllum informal sp. 1 leaf Heer 1881
Cycadopsida - Cycadales
Nilssonia informal sp. 1 leaf (Brongniart 1825)
misspelling Nilsonia
Ginkgoopsida - Ginkgoales
Sphenobaiera informal sp. 1 leaf Florin 1936
Ginkgoopsida - Czekanowskiales
Phoenicopsis informal sp. 1 leaf Heer 1876
Czekanowskia informal sp. 1 leaf Heer 1876
unclassified
Ginkgoites informal sp. 1 leaf Seward 1919
Coniferales - Podocarpaceae
Podozamites informal sp. 1 leaf Braun 1843
Elatocladus informal sp. 1 leaf Halle 1913
Lycopodiopsida - Lycopodiales - Lycopodiaceae
Lycopodites informal sp. 1 axis Brongniart 1822
unclassified
Lobifolia informal sp. 1 leaf Lebedev and Rasskazova 1968
Polypodiopsida
Cladophlebis informal sp. 1 leaf Brongniart 1849
Cladophlebis informal sp. 2 leaf Brongniart 1849
Polypodiopsida - Cyatheales - Cyatheaceae
Coniopteris informal sp. 1 leaf Brongniart 1849
Coniopteris informal sp. 2 leaf Brongniart 1849
Coniopteris informal sp. 3 leaf Brongniart 1849
Polypodiopsida - Equisetales - Equisetaceae
Equisetites informal sp. 1 axis Sternberg 1833
see common names

Geography
Country:Kazakhstan
Coordinates: 45.3° North, 75.0° East (view map)
Paleocoordinates:46.3° North, 78.0° East
Basis of coordinate:estimated from map
Time
Period:Jurassic Epoch:Middle Jurassic
*Period:Middle Jurassic
*International age/stage:Aalenian - Bajocian
Key time interval:Aalenian - Bajocian
Age range of interval:174.70000 - 168.20000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Stratigraphy comments: Above coal multivariegated unit. This is the second of the Mid-Jurassic lists from this site.
Lithology and environment
Taphonomy
Size of fossils:macrofossils
Collection methods and comments
Reason for describing collection:biostratigraphic analysis
Taxonomic list comments:List from p. 69, Table 1. Genus-level assignments and numbers of species are from the PGAP database. Species names are in the process of being entered.
Metadata
Also known as:PGAP 450
Database number:30234
Authorizer:A. Rees Enterer:A. Rees
Research group:paleobotany
Created:2003-04-02 12:40:52 Last modified:2003-04-04 14:34:36
Access level:the public Released:2003-04-02 12:40:52
Creative Commons license:CC BY
Reference information

Primary reference:
8099.PGAP 305V.M. Nikol'skii and Z.P. Prosviryakova. 1980. Age of the coal deposits of the lower part of the Ili River brown-coal locality. Sovetskaya Geologiya (10)66-70 [A. Rees/A. Rees]