Semkcha (Jurassic of Russian Federation)

Also known as PGAP 766

Where: Russian Federation (51.3° N, 132.6° E: paleocoordinates 53.3° N, 135.9° E)

• coordinate estimated from map

When: Upper Talyndzhak Suite Formation, Tithonian (152.1 - 145.0 Ma)

Environment/lithology:

Size class: macrofossils

Primary reference: V. A. Vakhrameev and M.P. Doludenko. 1961. Late Jurassic and Early Cretaceous flora of the Bureya basin and its significance for stratigraphy. Trudy Geologicheskogo Instituta 54 [A. Rees/A. Rees/S. Bruning]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 30597: authorized by Allister Rees, entered by Allister Rees on 02.04.2003

Creative Commons license: CC BY (attribution)

Taxonomic list

• List from p. 14-15. 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
unclassified
  -
Subzamites "sp. 1"
Ginkgoopsida
 Ginkgoales - Ginkgoaceae
Baiera "sp. 1", Ginkgo "sp. 1"
Baiera "sp. 1" Braun 1843
Ginkgo "sp. 1" Linnaeus 1771 ginkgo
Cycadopsida
 Cycadales - Cycadaceae
Glossozamites "sp. 1"
Glossozamites "sp. 1" Schimper 1870 cycads
 Cycadales -
"Nilssonia "sp. 1"" = Nilsonia, "Nilssonia "sp. 2"" = Nilsonia, Bureja "sp. 1"
"Nilssonia "sp. 1"" = Nilsonia Brongniart 1825 cycads
"Nilssonia "sp. 2"" = Nilsonia Brongniart 1825 cycads
Bureja "sp. 1" Prinada 1956 cycads
 Bennettitales -
Nilssoniopteris "sp. 1", Pterophyllum "sp. 1", Anomozamites "sp. 1", Anomozamites "sp. 2", Tyrmia "sp. 1"
Pterophyllum "sp. 1" Brongniart 1828
Anomozamites "sp. 1" Schimper 1870
Anomozamites "sp. 2" Schimper 1870
Tyrmia "sp. 1" Prinada 1956
 Coniferales - Podocarpaceae
Podozamites "sp. 1", Elatocladus "sp. 1"
Podozamites "sp. 1" Braun 1843 podocarp
Elatocladus "sp. 1" Halle 1913 podocarp
 Coniferales -
"Stenorachis "sp. 1"" = Stenorhachis
"Stenorachis "sp. 1"" = Stenorhachis Saporta 1879
Pseudotorellia
  -
Pseudotorellia "sp. 1", Pseudotorellia "sp. 2"
Polypodiopsida
  -
Cladophlebis "sp. 1", Cladophlebis "sp. 2", Cladophlebis "sp. 3", Cladophlebis "sp. 4"
Cladophlebis "sp. 1" Brongniart 1849
Cladophlebis "sp. 2" Brongniart 1849
Cladophlebis "sp. 3" Brongniart 1849
Cladophlebis "sp. 4" Brongniart 1849
 Gleicheniales - Polypodiidae
Hausmannia "sp. 1"
Hausmannia "sp. 1" Dunker 1846
 Polypodiales - Polypodiidae
Ctenis "sp. 1", Ctenis "sp. 2", Ctenis "sp. 3"
Ctenis "sp. 1" Lindley and Hutton 1834
Ctenis "sp. 2" Lindley and Hutton 1834
Ctenis "sp. 3" Lindley and Hutton 1834
 Equisetales - Equisetidae
Equisetites "sp. 1"
Equisetites "sp. 1" Sternberg 1833
Pteridopsida
 Filicales -
Raphaelia "sp. 1"
Raphaelia "sp. 1" Debey and Ettingshausen 1859
Eboracia
  -
Eboracia "sp. 1"
Eboracia "sp. 1" Thomas 1911
Gnetopsida
  -
Pityophyllum "sp. 1"
Pityophyllum "sp. 1" Nathorst 1899
Sorosaccus
  -
Sorosaccus "sp. 1"
Sorosaccus "sp. 1" Harris 1935