Kok-Yangak (Jurassic to of Uzbekistan)

Also known as PGAP 602

Where: Uzbekistan (41.0° N, 73.2° E: paleocoordinates 46.8° N, 76.7° E)

• coordinate estimated from map

When: Kok-Yangak Suite Formation, Hettangian to Hettangian (201.3 - 174.1 Ma)

• Most probably Pliensbachian-Toarcian in age

Environment/lithology:

Size class: macrofossils

Primary reference: A.T. Burakova, N.N. Verzilin, and O.A. Mironenko. 1978. Jurassic flora of Kok-Yangak brown coal district and its paleoclimatical significance. Vestnik Leningradskogo Universiteta (6)41-48 [A. Rees/A. Rees/S. Bruning]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 30965: 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.
unclassified
  -
Pityospermum
  -
Pityospermum "sp. 1" Nathorst 1899
Pityospermum "sp. 2" Nathorst 1899
Pseudotorellia
  -
Gnetopsida
  -
Pityophyllum "sp. 1" Nathorst 1899
Pityophyllum "sp. 2" Nathorst 1899
Pityophyllum "sp. 3" Nathorst 1899
Pityophyllum "sp. 4" Nathorst 1899
Sphenopteridae
  - Sphenopteridae
Sphenopteris "sp. 1" Sternberg 1825
Pteridopsida
 Filicales -
Rhizomopteris "sp. 1" Schimper 1869
Polypodiopsida
  -
Cladophlebis "sp. 1" Brongniart 1849
Cladophlebis "sp. 2" Brongniart 1849
Cladophlebis "sp. 3" Brongniart 1849
Cladophlebis "sp. 4" Brongniart 1849
Cladophlebis "sp. 5" Brongniart 1849
Cladophlebis "sp. 6" Brongniart 1849
 Polypodiales - Polypodiidae
Ctenis "sp. 1" Lindley and Hutton 1834
 Cyatheales - Polypodiidae
Coniopteris "sp. 1" Brongniart 1849 scaly tree fern
Coniopteris "sp. 2" Brongniart 1849 scaly tree fern
Coniopteris "sp. 3" Brongniart 1849 scaly tree fern
Coniopteris "sp. 4" Brongniart 1849 scaly tree fern
Coniopteris "sp. 5" Brongniart 1849 scaly tree fern
 Gleicheniales - Polypodiidae
Phlebopteris "sp. 1" Brongniart 1836
Dictyophyllum "sp. 1" Lindley and Hutton 1834
 Equisetales - Equisetidae
  - Osmundaceae
Osmundopsis "sp. 1" Harris 1931
Todites "sp. 1" Seward 1900
Cycadopsida
 Cycadales -
"Nilssonia "sp. 1"" = Nilsonia, "Nilssonia "sp. 2"" = Nilsonia, "Nilssonia "sp. 3"" = Nilsonia
"Nilssonia "sp. 1"" = Nilsonia Brongniart 1825 cycads
"Nilssonia "sp. 2"" = Nilsonia Brongniart 1825 cycads
"Nilssonia "sp. 3"" = Nilsonia Brongniart 1825 cycads
Cycadocarpidium
  -
Cycadocarpidium "sp. 2" Nathorst 1886
Ginkgoopsida
 Caytoniales -
Scoresbya "sp. 1" Harris 1932
 Caytoniales - Caytoniaceae
 Ginkgoales - Ginkgoaceae
Baiera "sp. 1" Braun 1843
 Ginkgoales -
 Czekanowskiales -
Ginkgoites
  -
Ginkgoites "sp. 1" Seward 1919
Ginkgoites "sp. 2" Seward 1919
Ginkgoites "sp. 3" Seward 1919
Ginkgoites "sp. 4" Seward 1919
Ginkgoites "sp. 5" Seward 1919
Ginkgoites "sp. 6" Seward 1919
Angiospermae
  -
Carpolithus "sp. 1" Linnaeus 1768
 Coniferales -
Samaropsis "sp. 1" Göppert 1864
Samaropsis "sp. 2" Göppert 1864
 Coniferales - Podocarpaceae
Podozamites "sp. 1" Braun 1843 podocarp
Podozamites "sp. 2" Braun 1843 podocarp
Podozamites "sp. 3" Braun 1843 podocarp
 Coniferales -
Pinopsida
 Pinales - Taxaceae
Elatides "sp. 1" Heer 1876 yew