Kok-Yangak (Jurassic to of Kyrgyzstan)

Also known as PGAP 613

Where: Kyrgyzstan (41.0° N, 73.2° E: paleocoordinates 44.5° N, 78.0° E)

• coordinate estimated from map

When: Pliensbachian to Pliensbachian (190.8 - 174.1 Ma)

Environment/lithology:

Size class: macrofossils

Primary reference: V.N. Belozerova. 1970. About the Jurassic flora of Kok-Yangak (Kirgizia). Vestnik Leningradskogo Universiteta (18)51-54 [A. Rees/A. Rees/S. Bruning]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 30271: 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
Gnetopsida
  -
Pityophyllum "sp. 1" Nathorst 1899
Pityophyllum "sp. 2" Nathorst 1899
Polypodiopsida
  -
Cladophlebis "sp. 1" Brongniart 1849
Cladophlebis "sp. 2" Brongniart 1849
Cladophlebis "sp. 3" 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
 Gleicheniales - Polypodiidae
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. 1"" = Nilsonia Brongniart 1825 cycads
Cycadocarpidium
  -
Ginkgoopsida
 Caytoniales - Caytoniaceae
 Ginkgoales - Ginkgoaceae
Ginkgo "sp. 1" Linnaeus 1771 ginkgo
Ginkgo "sp. 2" Linnaeus 1771 ginkgo
Ginkgo "sp. 3" Linnaeus 1771 ginkgo
Ginkgo "sp. 4" Linnaeus 1771 ginkgo
 Ginkgoales -
 Czekanowskiales -
 Coniferales - Podocarpaceae
Podozamites "sp. 1" Braun 1843 podocarp
Podozamites "sp. 2" Braun 1843 podocarp
 Coniferales -