Kuruma (Jurassic of Japan)

Also known as PGAP 473

Where: Japan (37.0° N, 137.8° E: paleocoordinates 48.2° N, 147.8° E)

• coordinate estimated from map

When: Shinadani Formation, Pliensbachian (190.8 - 182.7 Ma)

Environment/lithology:

Size class: macrofossils

Primary reference: T. Kimura, T. Ohana, and M. Tsujii. 1988. Early Jurassic plants in Japan. Part 8. Supplementary description and concluding remarks. Transactions and Proceedings of the Palaeontological Society of Japan (151)501-522 [A. Rees/A. Rees]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 30203: 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.
Cycadopsida
 Cycadales -
"Nilssonia "sp. 1"" = Nilsonia, "Nilssonia "sp. 2"" = Nilsonia, "Nilssonia "sp. 3"" = Nilsonia
"Nilssonia "sp. 1"" = Nilsonia Brongniart 1825 cycads
"Nilssonia "sp. 2"" = Nilsonia Brongniart 1825 cycads
"Nilssonia "sp. 3"" = Nilsonia Brongniart 1825 cycads
 Cycadales - Nilssoniaceae
Pseudoctenis "sp. 1" Seward 1911 cycads
Ginkgoopsida
 Ginkgoales -
 Coniferales - Podocarpaceae
Elatocladus "sp. 1" Halle 1913 podocarp
Podozamites "sp. 1" Braun 1843 podocarp
 Bennettitales -
Otozamites "sp. 1" Braun 1843
Ptilophyllum "sp. 1" Morris 1840
Ptilophyllum "sp. 2" Morris 1840
Pterophyllum "sp. 1" Brongniart 1828
Polypodiopsida
  - Osmundaceae
Todites "sp. 1" Seward 1900
Todites "sp. 2" Seward 1900
  - Polypodiaceae
Clathropteris "sp. 1" Brongniart 1828
 Cyatheales - Polypodiidae
Coniopteris "sp. 1" Brongniart 1849 scaly tree fern
 Polypodiales - Polypodiidae
Ctenis "sp. 1" Lindley and Hutton 1834
 Gleicheniales - Polypodiidae
Phlebopteris "sp. 1" Brongniart 1836
Dictyophyllum "sp. 1" Lindley and Hutton 1834
  -
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
 Equisetales - Equisetidae
Equisetites "sp. 1" Sternberg 1833
Equisetites "sp. 2" Sternberg 1833
Equisetites "sp. 3" Sternberg 1833
  - Gleicheniaceae
Gleichenites "sp. 1" Göppert 1836