Gring: Aalenian, Tajikistan

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Kugartenia informal sp. 1
Lobifolia informal sp. 1 leaf Lebedev and Rasskazova 1968
Eboracia informal sp. 1 leaf Thomas 1911
Polypodiopsida - Gleicheniaceae
Gleichenites informal sp. 1 leaf Göppert 1836
Polypodiopsida
Cladophlebis informal sp. 1 leaf Brongniart 1849
Cladophlebis informal sp. 2 leaf Brongniart 1849
Cladophlebis informal sp. 3 leaf Brongniart 1849
Cladophlebis informal sp. 4 leaf Brongniart 1849
Cladophlebis informal sp. 5 leaf Brongniart 1849
Cladophlebis informal sp. 6 leaf Brongniart 1849
Cladophlebis informal sp. 7 leaf Brongniart 1849
Cladophlebis informal sp. 8 leaf Brongniart 1849
Cladophlebis informal sp. 9 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
Coniopteris informal sp. 4 leaf Brongniart 1849
Coniopteris informal sp. 5 leaf Brongniart 1849
Polypodiopsida - Polypodiaceae
Clathropteris informal sp. 1 leaf Brongniart 1828
Polypodiopsida - Equisetales - Equisetaceae
Equisetum informal sp. 1 axis Linnaeus 1753
Equisetum informal sp. 2 axis Linnaeus 1753
Polypodiopsida - Osmundaceae
Todites informal sp. 1 leaf Seward 1900
Todites informal sp. 2 leaf Seward 1900
Polypodiopsida - Marattiales - Marattiaceae
Marattiopsis informal sp. 1 leaf Schimper 1874
Bennettitales
Anomozamites informal sp. 1 leaf Schimper 1870
Anomozamites informal sp. 2 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
Coniferales - Podocarpaceae
Elatocladus informal sp. 1 leaf Halle 1913
Podozamites informal sp. 1 leaf Braun 1843
Podozamites informal sp. 2 leaf Braun 1843
Pinopsida - Pinales - Taxaceae
Elatides informal sp. 1 leaf Heer 1876
unclassified
Cladophlebidium informal sp. 1 leaf Sze 1931
Ginkgoopsida - Caytoniales - Caytoniaceae
Sagenopteris informal sp. 1 leaf Presl 1838
Ginkgoopsida - Ginkgoales
Sphenobaiera informal sp. 1 leaf Florin 1936
Ginkgoopsida - Ginkgoales - Ginkgoaceae
Ginkgo informal sp. 1 leaf Linnaeus 1771
Ginkgo informal sp. 2 leaf Linnaeus 1771
Cycadopsida - Cycadales
Taeniopteris informal sp. 1 leaf Brongniart 1828
Taeniopteris informal sp. 2 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
Gnetopsida
Pityophyllum informal sp. 1 leaf Nathorst 1899
Pityophyllum informal sp. 2 leaf Nathorst 1899
Pityophyllum informal sp. 3 leaf Nathorst 1899
Equisetopsida - Araucariaceae
Pagiophyllum informal sp. 1 leaf Heer 1881
see common names

Geography
Country:Tajikistan
Coordinates: 38.2° North, 70.4° East (view map)
Paleocoordinates:38.7° North, 76.3° East
Basis of coordinate:estimated from map
Time
Period:Jurassic Epoch:Middle Jurassic
Stage:Aalenian 10 m.y. bin:Jurassic 3
*Period:Middle Jurassic
Key time interval:Aalenian
Age range of interval:174.70000 - 170.90000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Middle Gring Suite
Lithology and environment
Taphonomy
Size of fossils:macrofossils
Collection methods and comments
Reason for describing collection:biostratigraphic analysis
Taxonomic list comments:List from p. 40, 43. 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 420
Database number:30916
Authorizer:A. Rees Enterer:A. Rees
Research group:paleobotany
Created:2003-04-02 12:40:55 Last modified:2003-04-04 14:34:36
Access level:the public Released:2003-04-02 12:40:55
Creative Commons license:CC BY
Reference information

Primary reference:
8266.PGAP 248V. S. Luchnikov. 1973. Stratigraphy of the Jurassic deposits of the Darvaz Ridge. Sovetskaya Geologiya (6)38-49 [A. Rees/A. Rees]