Oginohama: Late/Upper Jurassic, Japan

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Polypodiopsida - Polypodiaceae
Onychiopsis informal sp. 1 leaf Yokoyama 1895
Polypodiopsida - Schizaeales - Schizaeaceae
Acrostichopteris informal sp. 1 leaf Fontaine 1889
Acrostichopteris informal sp. 2 leaf Fontaine 1889
Polypodiopsida
Cladophlebis informal sp. 1 leaf Brongniart 1849
Cladophlebis informal sp. 2 leaf Brongniart 1849
Cladophlebis informal sp. 3 leaf Brongniart 1849
Polypodiopsida - Equisetales - Equisetaceae
Equisetum informal sp. 1 axis Linnaeus 1753
Polypodiopsida - Gleicheniaceae
Gleichenites informal sp. 1 leaf Göppert 1836
Gleichenites informal sp. 2 leaf Göppert 1836
unclassified
Eboracia informal sp. 1 leaf Thomas 1911
Equisetopsida - Cheirolepidiaceae
Cupressinocladus informal sp. 1 leaf Seward 1919
Cupressinocladus informal sp. 2 leaf Seward 1919
Cycadopsida - Cycadales - Nilssoniaceae
Pseudoctenis informal sp. 1 leaf Seward 1911
Cycadopsida - Cycadales
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
Taeniopteris informal sp. 1 leaf Brongniart 1828
Taeniopteris informal sp. 1 leaf Brongniart 1828
Bennettitales
Zamites informal sp. 1 leaf Brongniart 1828
Zamites informal sp. 2 leaf Brongniart 1828
Zamites informal sp. 3 leaf Brongniart 1828
Zamites informal sp. 4 leaf Brongniart 1828
Zamites informal sp. 5 leaf Brongniart 1828
Zamites informal sp. 6 leaf Brongniart 1828
Zamites informal sp. 7 leaf Brongniart 1828
Pterophyllum informal sp. 1 leaf Brongniart 1828
Weltrichia informal sp. 1 Braun 1843
Ptilophyllum informal sp. 1 leaf Morris 1840
Ptilophyllum informal sp. 2 leaf Morris 1840
Ptilophyllum informal sp. 3 leaf Morris 1840
Williamsonia informal sp. 1 Carruthers 1870
Coniferales
Parasequoia informal sp. 1 leaf Krasilov 1967
Sphenopteridae
Sphenopteris informal sp. 1 leaf Sternberg 1825
see common names

Geography
Country:Japan State/province:Miyagi
Coordinates: 38.4° North, 141.5° East (view map)
Paleocoordinates:45.9° North, 144.6° East
Basis of coordinate:estimated from map
Time
Period:Jurassic Epoch:Late/Upper Jurassic
10 m.y. bin:Jurassic 5-6
*Period:Late/Upper Jurassic
Key time interval:Late/Upper Jurassic
Age range of interval:161.50000 - 145.00000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Oginohama
Stratigraphy comments: Age based on ammonites
Lithology and environment
Taphonomy
Size of fossils:macrofossils
Collection methods and comments
Reason for describing collection:biostratigraphic analysis
Taxonomic list comments: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 340
Database number:30198
Authorizer:A. Rees Enterer:A. Rees
Research group:paleobotany
Created:2003-04-02 12:40:51 Last modified:2003-04-04 14:34:36
Access level:the public Released:2003-04-02 12:40:51
Creative Commons license:CC BY
Reference information

Primary reference:
8072.PGAP 100T. Kimura and T. Ohana. 1989. Late Jurassic Plants from the Oginohama Formation, Oshika Group in the Outer Zone of Northeast Japan (I). Bulletin of the National Science Museum, Tokyo, Series C 15(1):1-24 [A. Rees/A. Rees]