Tkvarcheli: Bathonian, Georgia

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Claughtonia informal sp. 1
Ptiloctenia informal sp. 1
Schizeaceae
Klukia informal sp. 1 leaf Raciborski 1890
Gnetopsida
Pityophyllum informal sp. 1 leaf Nathorst 1899
Equisetopsida - Araucariaceae
Pagiophyllum informal sp. 1 leaf Heer 1881
Araucarioxylon informal sp. 1 axis Kraus 1870
Sphenopteridae
Sphenopteris informal sp. 1 leaf Sternberg 1825
Sphenopteris informal sp. 2 leaf Sternberg 1825
Angiospermae
Carpolithus informal sp. 1 Linnaeus 1768
Carpolithus informal sp. 2 Linnaeus 1768
Coniferales - Podocarpaceae
Podozamites informal sp. 1 leaf Braun 1843
Podozamites informal sp. 2 leaf Braun 1843
Bennettitales
Anomozamites informal sp. 1 leaf Schimper 1870
Pterophyllum informal sp. 1 leaf Brongniart 1828
Williamsonia informal sp. 1 Carruthers 1870
Ptilophyllum informal sp. 1 leaf Morris 1840
Ptilophyllum informal sp. 2 leaf Morris 1840
Otozamites informal sp. 1 leaf Braun 1843
Otozamites informal sp. 2 leaf Braun 1843
Pinopsida - Pinales
Xenoxylon informal sp. 1 axis Gothan 1905
unclassified
Radicites informal sp. 1 Potonié 1893
Polypodiopsida - Equisetales - Equisetaceae
Equisetites informal sp. 1 axis Sternberg 1833
Polypodiopsida - Equisetales - Calamitaceae
Neocalamites informal sp. 1 axis Halle 1908
Polypodiopsida - Polypodiaceae
Clathropteris informal sp. 1 leaf Brongniart 1828
Polypodiopsida - Marattiales - Marattiaceae
Marattiopsis informal sp. 1 leaf Schimper 1874
Polypodiopsida
Cladophlebis informal sp. 1 leaf Brongniart 1849
Cladophlebis informal sp. 2 leaf Brongniart 1849
Polypodiopsida - Polypodiales - Dryopteridaceae
Ctenis informal sp. 1 leaf Lindley and Hutton 1834
Ctenis informal sp. 2 leaf Lindley and Hutton 1834
Polypodiopsida - Gleicheniales - Dipteridaceae
Thaumatopteris informal sp. 1 leaf Goeppert 1841
Dictyophyllum informal sp. 1 leaf Lindley and Hutton 1834
Polypodiopsida - Cyatheales - Cyatheaceae
Coniopteris informal sp. 1 leaf Brongniart 1849
Cycadopsida - Cycadales
Taeniopteris informal sp. 1 leaf Brongniart 1828
Nilssonia informal sp. 1 leaf (Brongniart 1825)
misspelling Nilsonia
Nilssonia informal sp. 2 leaf (Brongniart 1825)
misspelling Nilsonia
Nilssonia informal sp. 3 leaf (Brongniart 1825)
misspelling Nilsonia
Nilssonia informal sp. 4 leaf (Brongniart 1825)
misspelling Nilsonia
Nilssonia informal sp. 5 leaf (Brongniart 1825)
misspelling Nilsonia
Nilssonia informal sp. 6 leaf (Brongniart 1825)
misspelling Nilsonia
Cycadopsida - Pteridospermales
Thinnfeldia informal sp. 1 leaf Ettingshausen 1852
Thinnfeldia informal sp. 2 leaf Ettingshausen 1852
Thinnfeldia informal sp. 3 leaf Ettingshausen 1852
Thinnfeldia informal sp. 4 leaf Ettingshausen 1852
Thinnfeldia informal sp. 5 leaf Ettingshausen 1852
Ginkgoopsida - Caytoniales - Caytoniaceae
Sagenopteris informal sp. 1 leaf Presl 1838
Ginkgoopsida - Ginkgoales - Ginkgoaceae
Ginkgo informal sp. 1 leaf Linnaeus 1771
Baiera informal sp. 1 leaf Braun 1843
Ginkgoopsida - Ginkgoales
Sphenobaiera informal sp. 1 leaf Florin 1936
Ginkgoopsida - Czekanowskiales
Czekanowskia informal sp. 1 leaf Heer 1876
unclassified
Cycadites informal sp. 1 leaf Schenk 1864
Cycadites informal sp. 2 leaf Schenk 1864
see common names

Geography
Country:Georgia
Coordinates: 42.8° North, 41.7° East (view map)
Paleocoordinates:3.7° North, 48.4° East
Basis of coordinate:estimated from map
Time
Period:Jurassic Epoch:Middle Jurassic
Stage:Bathonian 10 m.y. bin:Jurassic 4
*Period:Middle Jurassic
Key time interval:Bathonian
Age range of interval:168.20000 - 165.30000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Coal Suite
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 578
Database number:30108
Authorizer:A. Rees Enterer:A. Rees
Research group:paleobotany
Created:2003-04-02 12:40:51 Last modified:2003-04-04 14:34:36
Access level:the public Released:2003-04-02 12:40:51
Creative Commons license:CC BY
Reference information

Primary reference:
8163.PGAP 235G.V. Delle. 1960. New data on Jurassic flora of Tkvarcheli. Doklady Akademii Nauk SSSR 133(5):1150-1153 [A. Rees/A. Rees/S. Bruning]