Soma (Jurassic of Japan)
Also known as PGAP 338
Where: Fukushima, Japan (37.7° N, 140.9° E: paleocoordinates 45.2° N, 144.1° E)
• coordinate estimated from map
When: Tochikubo Formation, Late/Upper Jurassic (163.5 - 145.0 Ma)
Environment/lithology:
Size class: macrofossils
Primary reference: T. Kimura. 1987. Recent knowledge of Jurassic and Early Cretaceous Floras in Japan and Phytogeography of this Time in East Asia. Bulletin of Tokyo Gakugei University Section IV 39:87-115 [A. Rees/A. Rees]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 30206: 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.
Show authors, comments, and common names
unclassified | |
Equisetopsida | |
Frenelopsis "sp. 1" Schenk 1869 | |
Sphenopteridae | |
Sphenopteris "sp. 1" Sternberg 1825 | |
Eboracia | |
Eboracia "sp. 1" Thomas 1911 | |
Polypodiopsida | |
Gleichenites "sp. 1" Göppert 1836
Gleichenites "sp. 2" Göppert 1836
Gleichenites "sp. 3" Göppert 1836 | |
Cladophlebis "sp. 1", Cladophlebis "sp. 2", Cladophlebis "sp. 3", Cladophlebis "sp. 4", Cladophlebis "sp. 5", Cladophlebis "sp. 6"
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 | |
Matonidium "sp. 1" Schenk 1871 | |
Acrostichopteris "sp. 1" Fontaine 1889 | |
Cycadopsida | |
Pseudoctenis "sp. 1" Seward 1911 cycads | |
Elatocladus "sp. 1" Halle 1913 podocarp
Elatocladus "sp. 2" Halle 1913 podocarp | |
Zamites "sp. 1", Otozamites "sp. 1", Ptilophyllum "sp. 1", Ptilophyllum "sp. 2", Ptilophyllum "sp. 3", Ptilophyllum "sp. 4"
Zamites "sp. 1" Brongniart 1828
Otozamites "sp. 1" Braun 1843
Ptilophyllum "sp. 1" Morris 1840
Ptilophyllum "sp. 2" Morris 1840
Ptilophyllum "sp. 3" Morris 1840
Ptilophyllum "sp. 4" Morris 1840 | |
Pinopsida | |
Nageiopsis "sp. 1" Fontaine 1889 yew
Nageiopsis "sp. 2" Fontaine 1889 yew
Torreya "sp. 1" Arnott 1838 yew |