Eastern Elburz Mountains (Jurassic of Iran)

Also known as PGAP 324

Where: Iran (36.9° N, 55.4° E: paleocoordinates 12.9° S, 47.9° E)

• coordinate estimated from map

When: Ab-e-Haji Formation (Shemshak Group), Early/Lower Jurassic (201.3 - 174.1 Ma)

• See comments on pp. 537-540 of reference (especially Table 3, p. 539) concerning ages of collections; now Shemshak Group, this could be the lower formation, Ab-e-Haji

• group of beds-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Primary reference: P. Corsin and G. Stampfli. 1977. La Formation de Shemshak dans L'Elburz Oriental (Iran) Flore-Stratigraphie-Paleogeographie. GĂ©obios 10(4):509-571 [A. Rees/A. Rees/J. Alroy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 30184: 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.
 Coniferales - Podocarpaceae
Elatocladus "sp. 1" Halle 1913 podocarp
 Bennettitales -
Williamsonia "sp. 1" Carruthers 1870
Pterophyllum "sp. 1" Brongniart 1828
Pterophyllum "sp. 2" Brongniart 1828
Pterophyllum "sp. 3" Brongniart 1828
Otozamites "sp. 1" Braun 1843
Otozamites "sp. 2" Braun 1843
Zamites "sp. 1" Brongniart 1828
Polypodiopsida
 Equisetales - Equisetidae
Equisetites "sp. 1" Sternberg 1833
 Gleicheniales - Polypodiidae
Dictyophyllum "sp. 1" Lindley and Hutton 1834
Cycadopsida
 Cycadales -
"Nilssonia "sp. 1"" = Nilsonia, "Nilssonia "sp. 2"" = Nilsonia, Taeniopteris "sp. 1"
"Nilssonia "sp. 1"" = Nilsonia Brongniart 1825 cycads
"Nilssonia "sp. 2"" = Nilsonia Brongniart 1825 cycads
Taeniopteris "sp. 1" Brongniart 1828 cycads
Ginkgoopsida
 Ginkgoales - Ginkgoaceae
Ginkgo "sp. 1" Linnaeus 1771 ginkgo