Volume 34 (2024)
Volume 33 (2023)
Volume 32 (2022)
Volume 31 (2021)
Volume 30 (2020)
Volume 29 (2020)
Volume 28 (2019)
Volume 27 (2018)
Volume 26 (2017)
Volume 25 (2016)
Volume 24 (2015)
Volume 23 (2014)
Volume 22 (2013)
Volume 21 (2012)
Volume 20 (2011)
Volume 19 (2010)
Volume 18 (2009)
Volume 17 (2008)
Volume 16 (2007)
Stratigraphy and Palaeontology
Biostratigraphy and litho stratigraphy of Late Cretaceous sequences in Maracan Section , North of Khoy, North west of Iran

Mahin mohamadi; R. Shabanian; H. M. Alizadeh

Volume 29, Issue 114 , December 2019, , Pages 51-60

https://doi.org/10.22071/gsj.2020.104131

Abstract
  This research has aimed to study the biostrtigraphy and lithostratigraphy of late cretaceous deposits  in south of Maracan village , with 320 m thickness.This sequence overlaid the lower cretaceous deposits and have been covered  by Quaternary sedimentary and magmatic rocks. Based on field ...  Read More

The Study of Chondrichtyan Micro remains in upper Famennian Geirud Formation, Central Alborz

M. mohamadi; M. Yazdi

Volume 19, Issue 74 , February 2010, , Pages 85-90

https://doi.org/10.22071/gsj.2010.57324

Abstract
  There are many precious microremains of chondrichtyans (cartilage fishes) in calcareous beds of Geirud Formation. These micro remains consist of teeth, branchial denticles and sales species and genus of the family and subfamily: Phoebodontidae, Protacrodontoidea, HybodontoideaandCtenacanthoidea. Geirud ...  Read More