Tkvarcheli (Jurassic of Georgia)

Also known as PGAP 578

Where: Georgia (42.8° N, 41.7° E: paleocoordinates 3.7° N, 48.4° E)

• coordinate estimated from map

When: Coal Suite Formation, Bathonian (168.3 - 166.1 Ma)

Environment/lithology:

Size class: macrofossils

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

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 30108: authorized by Allister Rees, entered by Allister Rees on 02.04.2003

Creative Commons license: CC BY (attribution)

Taxonomic list

• Genus-level assignments and numbers of species are from the PGAP database. Species names are in the process of being entered.
Show authors, comments, and common names
unclassified
  -
Claughtonia "sp. 1", Ptiloctenia "sp. 1"
Schizeaceae
  - Schizeaceae
Klukia "sp. 1"
Klukia "sp. 1" Raciborski 1890
Gnetopsida
  -
Pityophyllum "sp. 1"
Pityophyllum "sp. 1" Nathorst 1899
Equisetopsida
 Pinidae - Pinidae
Pagiophyllum "sp. 1", Araucarioxylon "sp. 1"
Sphenopteridae
  - Sphenopteridae
Sphenopteris "sp. 1", Sphenopteris "sp. 2"
Sphenopteris "sp. 1" Sternberg 1825
Sphenopteris "sp. 2" Sternberg 1825
Angiospermae
  -
Carpolithus "sp. 1", Carpolithus "sp. 2"
Carpolithus "sp. 1" Linnaeus 1768
Carpolithus "sp. 2" Linnaeus 1768
 Coniferales - Podocarpaceae
Podozamites "sp. 1", Podozamites "sp. 2"
Podozamites "sp. 1" Braun 1843 podocarp
Podozamites "sp. 2" Braun 1843 podocarp
 Bennettitales -
Anomozamites "sp. 1", Pterophyllum "sp. 1", Williamsonia "sp. 1", Ptilophyllum "sp. 1", Ptilophyllum "sp. 2", Otozamites "sp. 1", Otozamites "sp. 2"
Anomozamites "sp. 1" Schimper 1870
Pterophyllum "sp. 1" Brongniart 1828
Williamsonia "sp. 1" Carruthers 1870
Ptilophyllum "sp. 1" Morris 1840
Ptilophyllum "sp. 2" Morris 1840
Otozamites "sp. 1" Braun 1843
Otozamites "sp. 2" Braun 1843
Pinopsida
 Pinales -
Xenoxylon "sp. 1"
Xenoxylon "sp. 1" Gothan 1905
Radicites
  -
Radicites "sp. 1"
Radicites "sp. 1" Potonié 1893
Polypodiopsida
 Equisetales - Equisetidae
Equisetites "sp. 1", Neocalamites "sp. 1"
Equisetites "sp. 1" Sternberg 1833
  - Polypodiaceae
Clathropteris "sp. 1"
Clathropteris "sp. 1" Brongniart 1828
 Marattiales - Marattiidae
Marattiopsis "sp. 1"
Marattiopsis "sp. 1" Schimper 1874
  -
Cladophlebis "sp. 1", Cladophlebis "sp. 2"
Cladophlebis "sp. 1" Brongniart 1849
Cladophlebis "sp. 2" Brongniart 1849
 Polypodiales - Polypodiidae
Ctenis "sp. 1", Ctenis "sp. 2"
Ctenis "sp. 1" Lindley and Hutton 1834
Ctenis "sp. 2" Lindley and Hutton 1834
 Gleicheniales - Polypodiidae
Thaumatopteris "sp. 1", Dictyophyllum "sp. 1"
Thaumatopteris "sp. 1" Goeppert 1841
Dictyophyllum "sp. 1" Lindley and Hutton 1834
 Cyatheales - Polypodiidae
Coniopteris "sp. 1"
Coniopteris "sp. 1" Brongniart 1849 scaly tree fern
Cycadopsida
 Cycadales -
Taeniopteris "sp. 1", "Nilssonia "sp. 1"" = Nilsonia, "Nilssonia "sp. 2"" = Nilsonia, "Nilssonia "sp. 3"" = Nilsonia, "Nilssonia "sp. 4"" = Nilsonia, "Nilssonia "sp. 5"" = Nilsonia, "Nilssonia "sp. 6"" = Nilsonia
Taeniopteris "sp. 1" Brongniart 1828 cycads
"Nilssonia "sp. 1"" = Nilsonia Brongniart 1825 cycads
"Nilssonia "sp. 2"" = Nilsonia Brongniart 1825 cycads
"Nilssonia "sp. 3"" = Nilsonia Brongniart 1825 cycads
"Nilssonia "sp. 4"" = Nilsonia Brongniart 1825 cycads
"Nilssonia "sp. 5"" = Nilsonia Brongniart 1825 cycads
"Nilssonia "sp. 6"" = Nilsonia Brongniart 1825 cycads
 Pteridospermales -
Thinnfeldia "sp. 1", Thinnfeldia "sp. 2", Thinnfeldia "sp. 3", Thinnfeldia "sp. 4", Thinnfeldia "sp. 5"
Thinnfeldia "sp. 1" Ettingshausen 1852 cycads
Thinnfeldia "sp. 2" Ettingshausen 1852 cycads
Thinnfeldia "sp. 3" Ettingshausen 1852 cycads
Thinnfeldia "sp. 4" Ettingshausen 1852 cycads
Thinnfeldia "sp. 5" Ettingshausen 1852 cycads
Ginkgoopsida
 Caytoniales - Caytoniaceae
Sagenopteris "sp. 1"
 Ginkgoales - Ginkgoaceae
Ginkgo "sp. 1", Baiera "sp. 1"
Ginkgo "sp. 1" Linnaeus 1771 ginkgo
Baiera "sp. 1" Braun 1843
 Ginkgoales -
Sphenobaiera "sp. 1"
 Czekanowskiales -
Czekanowskia "sp. 1"
Cycadites
  -
Cycadites "sp. 1", Cycadites "sp. 2"
Cycadites "sp. 1" Schenk 1864
Cycadites "sp. 2" Schenk 1864