Yaisan (Cretaceous to of Kazakhstan)

Also known as PGAP 707

Where: Kazakhstan (50.8° N, 56.2° E: paleocoordinates 44.5° N, 58.5° E)

• coordinate estimated from map

When: Ilek Suite Formation, Barremian to Barremian (129.4 - 113.0 Ma)

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Primary reference: E. M. Markovich. 1971. In M. V. Oshurkova (ed.), Jurassic flora and vegetation of the Or'-Ilek province 1-126 [A. Rees/A. Rees/S. Bruning]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 30223: authorized by Allister Rees, entered by Allister Rees on 02.04.2003

Creative Commons license: CC BY (attribution)

Taxonomic list

• List from p. 15. 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
Gnetopsida
  -
Pityophyllum "sp. 1", Pityophyllum "sp. 2"
Pityophyllum "sp. 1" Nathorst 1899
Pityophyllum "sp. 2" Nathorst 1899
Equisetopsida
 Pinidae - Pinidae
Pagiophyllum "sp. 1", Pagiophyllum "sp. 2"
Pseudotorellia
  -
Pseudotorellia "sp. 1"
Cycadopsida
 Cycadales -
"Nilssonia "sp. 1"" = Nilsonia, "Nilssonia "sp. 2"" = Nilsonia, "Nilssonia "sp. 3"" = Nilsonia, "Nilssonia "sp. 4"" = Nilsonia
"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
Ginkgoopsida
 Ginkgoales - Ginkgoaceae
Baiera "sp. 1", Baiera "sp. 2", Ginkgo "sp. 1"
Baiera "sp. 1" Braun 1843
Baiera "sp. 2" Braun 1843
Ginkgo "sp. 1" Linnaeus 1771 ginkgo
 Czekanowskiales -
Phoenicopsis "sp. 1", Phoenicopsis "sp. 2", Czekanowskia "sp. 1"
Gonatosorus
  -
Gonatosorus "sp. 1"
Gonatosorus "sp. 1" Raciborski 1894
 Bennettitales -
Ptilophyllum "sp. 1", Ptilophyllum "sp. 2"
Ptilophyllum "sp. 2" Morris 1840
 Coniferales - Podocarpaceae
Podozamites "sp. 1", Podozamites "sp. 2"
Podozamites "sp. 1" Braun 1843 podocarp
Podozamites "sp. 2" Braun 1843 podocarp
Polypodiopsida
  -
Cladophlebis "sp. 1", Cladophlebis "sp. 2", Cladophlebis "sp. 3", Cladophlebis "sp. 4", Cladophlebis "sp. 5", Cladophlebis "sp. 6", Cladophlebis "sp. 7", Cladophlebis "sp. 8", Cladophlebis "sp. 9"
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
Cladophlebis "sp. 7" Brongniart 1849
Cladophlebis "sp. 8" Brongniart 1849
Cladophlebis "sp. 9" Brongniart 1849
  - Osmundaceae
Todites "sp. 1"
Todites "sp. 1" Seward 1900
  - Gleicheniaceae
Gleichenites "sp. 1"
Gleichenites "sp. 1" Göppert 1836
 Cyatheales - Polypodiidae
Coniopteris "sp. 1", Coniopteris "sp. 2", Coniopteris "sp. 3", Coniopteris "sp. 4"
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
 Gleicheniales - Polypodiidae
Dictyophyllum "sp. 1"
Dictyophyllum "sp. 1" Lindley and Hutton 1834
 Equisetales - Equisetidae
Equisetites "sp. 1", Equisetites "sp. 2", Equisetites "sp. 3"
Equisetites "sp. 1" Sternberg 1833
Equisetites "sp. 2" Sternberg 1833
Equisetites "sp. 3" Sternberg 1833