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Home » Articles

Articles

Pattern of distribution for Early Eocene benthic foraminifera in Harish area, Khusf (west Birjand)

Writers : Babazadeh, S. A.; Ghasemi, M.; Soltani, M.; Kharat, A.
Refference : The Forth National Geological Conference of Payam Noor University(PNU)
Publishing Year : 1389

Abstract :

Harish area is located in eastern border of Lut block in Khusf city (west Birjand). In the studied section, various benthic foraminiferal assemblages are determined that are important for definition and interpretation of paleoenvironment in shallow ramp. Its distribution in marine environment is effected by abiotic conditions such as depth, light, nutrient, temperature and etc. The following several benthic foraminifera are presented and attributed to Early Eocene:
Alveolina solida, Alveolina decipiens, Nummulites convexa, Nummulites globules, Nummulites deserti, Nummulites sp.,
Lockhartia haimei, Lockhartia sp., Rotalia trochidiformis, Ranikothalia sindensis, Assilina sp., Discocyclina ranikotensis,
Discocyclina dispansa and rare miliolids.
The foraminiferal assemblages show physical reworking and allochthonous biofabric (imbrication) in this area. The ecological setting of mentioned assemblages is occurred on foreslope carbonate platform from middle to outer ramp.


Subject List : Foraminifera

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