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 with emphasis on calcareous nannofossils in the passage of Pabdeh Formation to Asmari Formation in Khaviz section, Khuzestan province

saeedeh senemari; Narges Monjezi

Articles in Press, Corrected Proof, Available Online from 05 March 2022

https://doi.org/10.22071/gsj.2022.302632.1935

Abstract
  Pabdeh Formation to Asmari Formation transition deposits were studied in the stratigraphic section of Khaviz located northeast of Behbehan. In the present research, the deposits of the upper part of Pabdeh Formation consisting shale and interbedded of argillaceous gray limestone with a thickness of about ...  Read More

Stratigraphy and Palaeontology
Biostratigraphy of the Baghamshah Formation based on calcareous nannofossils in Baghdadeh section (East margin of Lut Block)

nahid khodashenas; Fatemeh Hadavi; Marziyeh Notghi Moghaddam; Ahmadreza Khazaei

Volume 29, Issue 116 , August 2020, , Pages 173-182

https://doi.org/10.22071/gsj.2019.168519.1604

Abstract
  In the present study, Baghamshah Formation in Baghdadeh section located in the eastern margin of Lut Block to biostratigraphic studies based on calcareous nannofossils was sampled. Thickness of Baghamshah Formation in this section is 253m and mainly contains of shale and marl. According to the paleontological ...  Read More

Stratigraphy and Palaeontology
The early Aptian Oceanic Anoxic Event 1a (OAE 1a) based on calcareous nannofossils at Garau Formation (Kabir-Kuh anticline), West Iran

Azam Mahanipour; Maryam Eftekhari; Soheila Soheili

Volume 29, Issue 115 , June 2020, , Pages 53-60

https://doi.org/10.22071/gsj.2018.144766.1526

Abstract
  In order to study the early Aptian Oceanic Anoxic Event 1a (OAE 1a), calcareous nannofossils are investigated at the late Barremian ‒ early Aptian sediments of the Garau Formation at south west of the Kabir-Kuh anticline, Qaleh-Darreh section. Ninety species of calcareous nannofossils from 43 genus ...  Read More

Stratigraphy and Palaeontology
Calcareous nannofossil biostratigraphy of Paleocene ‒ middle Eocene interval at NE Kazeroon

A. Mahanipour; Reza Afrooz

Volume 29, Issue 113 , November 2019, , Pages 25-34

https://doi.org/10.22071/gsj.2018.104370.1302

Abstract
  In the present study, calcareous nannofossil biostratigraphy was investigated at the Paleocene ‒ middle Eocene interval at northeast Kazerun (Shahneshin anticline). A thickness of 50 m from the upper part of Gurpi ‒ lower part of Pabdeh formations is investigated and mainly consists of marly limestone, ...  Read More

Stratigraphy and Palaeontology
Evaluation bioevents of Discoaster multiradiatus Zone- Sphenolithus predistintus Zone in Pabdeh Formation, based on calcareous nannofossils in northeast of Kazerun, Fars structural zone

s senemari

Volume 29, Issue 113 , November 2019, , Pages 179-188

https://doi.org/10.22071/gsj.2018.112839.1364

Abstract
  In order to study biostratigraphy of the Pabdeh Formation in the Northeast Kazerun, Murdak section was selected. In this section, Pabdeh Formation is mainly consists of marl, shale and marly limestone. The study of calcareous nannofossils led to the recognition of 70 species and 28 genera. According ...  Read More

Stratigraphy and Palaeontology
Calcareous nannofossil biostratigraphy of Valanginian ‒ Hauterivian sediments at the lower part of the Garau Formation, Arkavaz section (Kabir-Kuh anticline, SE Ilam)

Katayoon Barmakizadeh; A. Mahanipour

Volume 28, Issue 111 , May 2019, , Pages 65-74

https://doi.org/10.22071/gsj.2018.96207.1239

Abstract
  Abstract The lower part of the Garau Formation with a thickness of 212 m at the southwest of the Kabirkuh anticline is investigated with regard to the calcareous nannofossils. Lithology of the studied interval is mainly consists of marl, marly limestone, black shale and limestone. 67 species from 33 ...  Read More

Stratigraphy and Palaeontology
Biostratigraphy and palaeoecology of the Surgah Formation based on calcareous nannofossils in shah-Nakhjir section (south west Ilam)

Mohammad Hassan Shokri; Fatemeh Hadavi; Lida Khodadadi; M. Notghi Moghaddam; Hossein KAMYABI SHADAN

Volume 28, Issue 110 , December 2018, , Pages 183-192

https://doi.org/10.22071/gsj.2018.79020.1061

Abstract
  Economically the Surgah Formation is the most significant in the Zagros sedimentary basin. In this study, the calcareous nannofossils have been investigated of the Surgah Formation from the Shah-nakhjir section. The thickness of the Surgah Formation is about 147 meters and composed of marly limestone ...  Read More

Stratigraphy and Palaeontology
Evidence of Barremian climate based on calcareous nannofossils at Garau Formation (Qaleh-Darreh section)

Maryam Eftekhari; Azam Mahanipour; Mohammad Dastanpour

Volume 27, Issue 108 , September 2018, , Pages 27-36

https://doi.org/10.22071/gsj.2017.75623.1025

Abstract
  Abstract Barremian sediments of the Garau Formation have been investigated at the southwest of the Kabir-kuh anticline (Qaleh-Darreh section) with regard to calcareous nannofossils. According to the presence of index calcareous nannofossils, NC5 biozone and NC5c, NC5d and NC5e subzones of Roth (1978) ...  Read More

The Cenomanian – Turonian boundary oceanic anoxic event in East of Kopet-dagh basin (Amirabad section) with emphasis on calcareous nannofossils

N Mousavi; A L.Kani; A Mosavinia

Volume 26, Issue 101 , December 2017, , Pages 265-276

https://doi.org/10.22071/gsj.2016.41124

Abstract
  In this study the succession comprising Aitamir and Abderaz Formation boundary is investigated along Amir Abad section in eastern Koppeh-Dagh region. Based on Calcareous nannofossils and NC biozonation scheme, Late Albian to Late Turonian time of deposition is estimated for the measured succession. There ...  Read More

Stratigraphy and Palaeontology
Calcareous nannofossils biostratigraphy of the Gurpi Formation at Kalchenar section in Northwest of Izeh

S. Senemari

Volume 26, Issue 103 , June 2017, , Pages 287-294

https://doi.org/10.22071/gsj.2017.46606

Abstract
  Calcareous Nannofossils of the Gurpi Formation have been investigated at Kalchenar section (Northwest of Izeh). In this section, the Gurpi Formation is mainly consists of marls, shaly marls and marly limestones. For introducing index species, calcareous nannofossil assemblages and biozones, 150 slides ...  Read More

Evaluation of Late Campanian‒Early Maastrichtian surface water nutrients of the Gurpi Formation, Gurpi anticline: evidence from calcareous nannofossils

A Mahanipour; A Najafpour; M Dastanpour

Volume 26, Issue 102 , March 2017, , Pages 257-266

https://doi.org/10.22071/gsj.2017.44069

Abstract
  Calcareous nannofossils have been investigated at the lower part of the Gurpi Formation at the southwest of Gurpi anticline. According to the index calcareous nannofossils CC22/UC15eTP to CC24/UC18 bio-zones have been identified and the age of Late Campanian ‒ Early Maastrichtian is considered for ...  Read More

Calcareous nannofossil biostratigraphy of Sarcheshmeh and Sanganeh formations at Qaleh Zoo section (North-West of Shirvan)

A Gholami fard; A Kani; A Mahanipour

Volume 25, Issue 100 , September 2016, , Pages 199-208

https://doi.org/10.22071/gsj.2016.40738

Abstract
  This study investigates the Lower Cretaceous sedimentary succession comprising Sarcheshmeh Formation and Sanganeh Formation in the Ghaleh zoo Section from the standpoint of Calcareous Nannofossils. The results reveals presence of 60 species from 33 genera of 15 families. Based on the index nannofossil ...  Read More

Calcareous Nannofossils Biostratigraphy of the Upper Part of Gurpi Formation- Lower Part of Pabdeh Formation (Purple shale) at the North-East of Gurpi Anticline

Mohammad Parandavar; A Mahanipur; S. A Aghanabati; S. A. Hoseini

Volume 23, Issue 89 , December 2013, , Pages 187-198

https://doi.org/10.22071/gsj.2013.53608

Abstract
   In this study the upper part of Gurpi Formation and the lower part of Pabdeh Formation have been investigated with regard to the calcareous nannofossils. The thinkness of the studied section is about 127 meter and it consists of Marls, gray-green shales and purple shales. 50 genus and 101 species ...  Read More

Calcareous Nannofossils Biostratigraphy of the Ilam and Gurpi Formations in Sarvestan (Southwestern of Iran)

S. Senemari; Sh. Hasanpour

Volume 22, Issue 87 , December 2013, , Pages 205-212

https://doi.org/10.22071/gsj.2013.53857

Abstract
  Calcareous Nannofossils are good tool for biostratigraphy, especially in the Late Cretaceous. With respect to this and due to the lack of any precise paleontological study, the calcareous nannofossils of Ilam and Gurpi Formations were investigated in the Southwestern Sarvestan. These Formations consists ...  Read More

Calcareous Nannofossils Biostratigraphy of the Gurpi Formation At the Bavan Section, Northwest Shiraz

M. Azizi; S. Senemari

Volume 22, Issue 86 , December 2012, , Pages 65-74

https://doi.org/10.22071/gsj.2012.54068

Abstract
  Using calcareous nannofossils is a powerful way for biozonation in sub-stage level, especially in the Late Cretaceous and Cenozoic, because they are planktonic, cosmopolitan, abundant and have very short age. Considering lack of any precise paleontological studies about the Gurpi Formation in the NW ...  Read More

Nannostratigraphy of Sarcheshmeh and Sanganeh Formations, West of Kopet Dagh Basin (Takal Kuh Section)

A. Mahanipour; A. Kani; M. H. Adabi; S. N. Raisossadat

Volume 20, Issue 79 , January 2011, , Pages 83-94

https://doi.org/10.22071/gsj.2011.55045

Abstract
  The Lower Cretaceous sedimentary succession of western Kopet Dagh Basin (Sarcheshmeh and Sanganeh formations) was investigated. Taking into account the considerable thickness of the studied section (1668 m) and the possibility of recording all the important events, determination of calcareous nannofossil ...  Read More

Biostratigraphy Study of Gurpi Formation in Poldokhtar Section (Kuh-Soltan Anticline) based on Calcareous Nannofossils

M. A. Sina; A. Aghanabati; A. L. Kani; A. R. Bahadori

Volume 20, Issue 79 , January 2011, , Pages 183-188

https://doi.org/10.22071/gsj.2011.55121

Abstract
  Calcareous nannofossils are suitable for biostratigarphical studies since they are abundant, planktonic, rapidly evolving and largely cosmopolitan, especially in the late Cretaceous. In this regards, 131 microscopic slides from shale and marl sediments of Gurpi formation of Poldokhtar section with thickness ...  Read More

The Study of Calcareous Nannofossils Correlation and Foraminifera Planktonic of Gurpi Formation in East of Behbahan

saeedeh senemari; L. Fazli; M. Omrani

Volume 19, Issue 75 , January 2010, , Pages 119-126

https://doi.org/10.22071/gsj.2010.55455

Abstract
  Nannofossils and foraminifera planktonic have been short range stratigraphy and spread vast geographical because of that two fossils groups can be used for subdividing biostratigraphy. According to this, and due to the lack of any correlational paleontological study, the nannofossils of Gurpi Formation ...  Read More

Biostratigraphy of Calcareous Nannofossils of Gurpi Formation in North Gachsaran

F. Hadavi; K. Khosrow Tehrani; S. Senemari

Volume 16, Issue 64 , March 2007, , Pages 14-23

https://doi.org/10.22071/gsj.2008.58209

Abstract
  Nannofossils are good for biostratigraphy, since they are abundant, planktonic, rapidly evolving and largely cosmopolitan especially in the Late Cretaceous. With respect to this reality and due to the lack of any precise paleontological study, the nannofossils of Gourpi Formation were investigated in ...  Read More