Yuxian: Roadian - Wordian, China

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Fascipteris informal sp. 1 leaf
Otofolium informal sp. 1 leaf
Acanthocarpus informal sp. 1
Norinia informal sp. 1
Stigmaria informal sp. 1 root Brongniart 1822
Medullosaceae
Neuropteris informal sp. 1 leaf Brongniart 1828
Peltaspermopsida - Peltaspermales - Peltaspermaceae
Odontopteris informal sp. 1 leaf Brongniart 1825
Equisetopsida - Sphenophyllales
Sphenophyllum informal sp. 1 leaf König 1825
Bowmanites informal sp. 1 Binney 1871
Sphenopteridae
Sphenopteris informal sp. 1 leaf Sternberg 1825
Sphenopteris informal sp. 2 leaf Sternberg 1825
unclassified
Gigantospermum informal sp. 1 Jongmans and Gothan 1935
Cathaysiopteris informal sp. 1 leaf Koidzumi 1934
Sphenopsida
Lobatannularia informal sp. 1 leaf Kawasaki 1927
Lobatannularia informal sp. 2 leaf Kawasaki 1927
unclassified
Plagiozamites informal sp. 1 leaf Zeiller 1894
Cycadopsida - Cycadales
Taeniopteris informal sp. 1 leaf Brongniart 1828
Taeniopteris informal sp. 2 leaf Brongniart 1828
Nilssonia informal sp. 1 leaf (Brongniart 1825)
misspelling Nilsonia
Nilssonia informal sp. 2 leaf (Brongniart 1825)
misspelling Nilsonia
Nilssonia informal sp. 3 leaf (Brongniart 1825)
misspelling Nilsonia
Nilssonia informal sp. 4 leaf (Brongniart 1825)
misspelling Nilsonia
Nilssonia informal sp. 5 leaf (Brongniart 1825)
misspelling Nilsonia
Cycadopsida - Trigonocarpales - Alethopteridaceae
Compsopteris informal sp. 1 leaf Zalessky 1934
Cycadopsida - Pteridospermales
Chiropteris informal sp. 1 leaf Kurr 1845
Lepidodendrales - Lepidodendraceae
Lepidodendron informal sp. 1 axis Sternberg 1820
unclassified
Emplectopteris informal sp. 1 leaf Halle 1927
Cordaitales
Pelourdea informal sp. 1 leaf Seward 1917
unclassified
Rhipidopsis informal sp. 1 leaf Schmalhausen 1879
Gigantopteridales
Gigantonoclea informal sp. 1 leaf Koidzumi 1936
Angiospermae
Carpolithus informal sp. 1 Linnaeus 1768
Cardiocarpales
Cardiocarpus informal sp. 1 Brongniart 1881
unclassified
Cornucarpus informal sp. 1 Arber 1914
Cornucarpus informal sp. 2 Arber 1914
Cornucarpus informal sp. 3 Arber 1914
Coniferales
Samaropsis informal sp. 1 Göppert 1864
Pteropsida
Pecopteris informal sp. 1 leaf Brongniart 1822
Pecopteris informal sp. 2 leaf Brongniart 1822
Pecopteris informal sp. 3 leaf Brongniart 1822
Pecopteris informal sp. 4 leaf Brongniart 1822
Pecopteris informal sp. 5 leaf Brongniart 1822
Pecopteris informal sp. 6 leaf Brongniart 1822
Pecopteris informal sp. 7 leaf Brongniart 1822
Alethopteris informal sp. 1 leaf Sternberg 1825
spelled with current rank as Pecopteris (Alethopteris)
Polypodiopsida - Equisetales
Annularia informal sp. 1 leaf Sternberg 1821
Polypodiopsida - Equisetales - Calamitaceae
Calamites informal sp. 1 axis Suckow 1784
Calamites informal sp. 2 axis Suckow 1784
Calamites informal sp. 3 axis Suckow 1784
Calamites informal sp. 4 axis Suckow 1784
unclassified
Emplectopteridium informal sp. 1 leaf Kawasaki 1934
Discinites informal sp. 1 Feistmantel 1880
see common names

Geography
Country:China State/province:Henan
Coordinates: 34.2° North, 113.5° East (view map)
Paleocoordinates:21.9° North, 87.5° East
Basis of coordinate:estimated from map
Time
Period:Permian Epoch:Guadalupian
*Period:Middle Permian
*International age/stage:Roadian - Wordian *Local age/stage:Early/Lower Shihhotse
Key time interval:Roadian - Wordian
Age range of interval:273.01000 - 264.28000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Lithology and environment
Primary lithology: not reported
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Reason for describing collection:biostratigraphic analysis
Collection method comments: Lingula occurs
Taxonomic list comments:List from p. 206-208. Genus-level assignments and numbers of species are from the PGAP database. Species names are in the process of being entered.
Metadata
Also known as:PGAP 12138
Database number:29954
Authorizer:A. Rees Enterer:A. Rees
Modifier:P. Wagner Research group:paleobotany
Created:2003-04-02 12:40:50 Last modified:2023-03-25 21:51:29
Access level:the public Released:2003-04-02 12:40:50
Creative Commons license:CC BY
Reference information

Primary reference:
8307.PGAP 516Bur. of Geol. and Min. Resources of Henan. 1989. Regional Geology of Henan province. People's Republic of China Ministry of Geology and Mineral Resources, Geological Memoirs 1(17):1-772 [A. Rees/A. Rees/S. Bruning]