Ravat: Toarcian - Aalenian, Russian Federation

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Ferganiella informal sp. 1 leaf
Pteridopsida - Filicales
Rhizomopteris informal sp. 1 leaf Schimper 1869
Polypodiopsida - Gleicheniales - Matoniaceae
Phlebopteris informal sp. 1 leaf Brongniart 1836
Polypodiopsida - Gleicheniales - Dipteridaceae
Thaumatopteris informal sp. 1 leaf Goeppert 1841
Dictyophyllum informal sp. 1 leaf Lindley and Hutton 1834
Polypodiopsida - Polypodiaceae
Clathropteris informal sp. 1 leaf Brongniart 1828
Polypodiopsida - Osmundaceae
Todites informal sp. 1 leaf Seward 1900
Polypodiopsida - Equisetales - Calamitaceae
Neocalamites informal sp. 1 axis Halle 1908
Polypodiopsida - Equisetales - Equisetaceae
Equisetites informal sp. 1 axis Sternberg 1833
Polypodiopsida
Cladophlebis informal sp. 1 leaf Brongniart 1849
Gnetopsida
Pityophyllum informal sp. 1 leaf Nathorst 1899
Pityophyllum informal sp. 2 leaf Nathorst 1899
Ginkgoopsida - Ginkgoales - Ginkgoaceae
Baiera informal sp. 1 leaf Braun 1843
Ginkgo informal sp. 1 leaf Linnaeus 1771
Ginkgo informal sp. 2 leaf Linnaeus 1771
Ginkgo informal sp. 3 leaf Linnaeus 1771
Ginkgoopsida - Ginkgoales
Sphenobaiera informal sp. 1 leaf Florin 1936
Sphenobaiera informal sp. 2 leaf Florin 1936
Ginkgoopsida - Czekanowskiales
Ixostrobus informal sp. 1 Raciborski 1891
Czekanowskia informal sp. 1 leaf Heer 1876
Czekanowskia informal sp. 2 leaf Heer 1876
Phoenicopsis informal sp. 1 leaf Heer 1876
unclassified
Pityocladus informal sp. 1 leaf Seward 1919
Hissaropteris informal sp. 1 leaf Kuzichkna and Sixtel 1962
Pityospermum informal sp. 1 Nathorst 1899
Angiospermae
Carpolithus informal sp. 1 Linnaeus 1768
Carpolithus informal sp. 2 Linnaeus 1768
Carpolithus informal sp. 3 Linnaeus 1768
Carpolithus informal sp. 4 Linnaeus 1768
Pinopsida - Pinales - Taxaceae
Elatides informal sp. 1 leaf Heer 1876
Coniferales
Schizolepis informal sp. 1 Braun 1847
Coniferales - Podocarpaceae
Podozamites informal sp. 1 leaf Braun 1843
Coniferales
Stenorachis informal sp. 1 leaf (Andrews 1970)
original and current combination Stenorhachis
Bennettitales
Ptilophyllum informal sp. 1 leaf Morris 1840
Williamsoniella informal sp. 1 Thomas 1915
see common names

Geography
Country:Russian Federation
Coordinates: 39.2° North, 68.6° East (view map)
Paleocoordinates:40.3° North, 74.5° East
Basis of coordinate:estimated from map
Time
Period:Jurassic
10 m.y. bin:Jurassic 3
*Period:Early/Lower Jurassic - Middle Jurassic
*International age/stage:Toarcian - Aalenian
Key time interval:Toarcian - Aalenian
Age range of interval:184.20000 - 170.90000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Sandzhar Suite
Stratigraphy comments: Toarcian under question, Aalenian for sure.
Lithology and environment
Taphonomy
Size of fossils:macrofossils
Collection methods and comments
Reason for describing collection:biostratigraphic analysis
Taxonomic list comments: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 544
Database number:30396
Authorizer:A. Rees Enterer:A. Rees
Research group:paleobotany
Created:2003-04-02 12:40:52 Last modified:2003-07-18 18:01:39
Access level:the public Released:2003-04-02 12:40:52
Creative Commons license:CC BY
Reference information

Primary reference:
8029.PGAP 201A.T. Burakova, M.V. Mikulin, and V.V. Kurbatov. 1973. Age subdivision of the Jurassic continental unit of Zeravshan-Gissar mountain area based on floral data (Tadzhikistan). Vestnik Leningradskogo Universiteta (12)45-51 [A. Rees/A. Rees/S. Bruning]