Toyora (Jurassic of Japan)

Also known as PGAP 336

Where: Yamaguchi, Japan (34.2° N, 131.3° E: paleocoordinates 42.3° N, 135.9° E)

• coordinate estimated from map

When: Utano Formation, Middle Jurassic (174.1 - 163.5 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 30208: 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.
Equisetopsida
 Pinidae - Pinidae
Araucarites "sp. 2" Presl 1833
Brachyphyllum "sp. 1" Brongniart 1828
Peltaspermopsida
 Peltaspermales - Umkomasiaceae
Pachypteris "sp. 1" Brongniart 1828
Sphenopteridae
  - Sphenopteridae
Sphenopteris "sp. 1" Sternberg 1825
Sphenopteris "sp. 2" Sternberg 1825
Sphenopteris "sp. 3" Sternberg 1825
Sphenopteris "sp. 4" Sternberg 1825
Sphenopteris "sp. 5" Sternberg 1825
Sphenopteris "sp. 6" Sternberg 1825
Polypodites
  -
Polypodites "sp. 1" Goeppert 1836
Polypodites "sp. 2" Goeppert 1836
Polypodiopsida
  - Gleicheniaceae
Gleichenites "sp. 1" Göppert 1836
  -
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
 Polypodiales - Polypodiidae
Adiantopteris "sp. 1" Vassilevskaja 1963
Adiantopteris "sp. 2" Vassilevskaja 1963
 Cyatheales - Polypodiidae
Coniopteris "sp. 1" Brongniart 1849 scaly tree fern
 Gleicheniales - Polypodiidae
Phlebopteris "sp. 1" Brongniart 1836
 Schizaeales - Polypodiidae
  - Polypodiaceae
Onychiopsis "sp. 1" Yokoyama 1895
Cycadopsida
 Cycadales -
Ctenozamites "sp. 1", Taeniopteris "sp. 1", Taeniopteris "sp. 2", "Nilssonia "sp. 1"" = Nilsonia, "Nilssonia "sp. 2"" = Nilsonia
Ctenozamites "sp. 1" Nathorst 1886 cycads
Taeniopteris "sp. 1" Brongniart 1828 cycads
Taeniopteris "sp. 2" Brongniart 1828 cycads
"Nilssonia "sp. 1"" = Nilsonia Brongniart 1825 cycads
"Nilssonia "sp. 2"" = Nilsonia Brongniart 1825 cycads
Ginkgoopsida
 Caytoniales - Caytoniaceae
 Ginkgoales - Ginkgoaceae
Ginkgo "sp. 1" Linnaeus 1771 ginkgo
 Czekanowskiales -
 Coniferales - Podocarpaceae
Elatocladus "sp. 1" Halle 1913 podocarp
 Bennettitales -
Zamites "sp. 1" Brongniart 1828
Zamites "sp. 2" Brongniart 1828
Zamites "sp. 3" Brongniart 1828
Zamites "sp. 4" Brongniart 1828
Otozamites "sp. 1" Braun 1843
Otozamites "sp. 2" Braun 1843
Dictyozamites "sp. 1" Oldham 1863
Pterophyllum "sp. 1" Brongniart 1828
Williamsonia "sp. 1" Carruthers 1870
Ptilophyllum "sp. 1" Morris 1840
Ptilophyllum "sp. 2" Morris 1840
Ptilophyllum "sp. 3" Morris 1840
Anomozamites "sp. 1" Schimper 1870
Hepaticae
  -
Thallites "sp. 1" Walton 1925 liverwort
Cycadites
  -
Cycadites "sp. 1" Schenk 1864