Title : ( Ypresian Alveolina and calcareous nannofossils from the south Sabzevar area (Central Iran): biostratigraphic, taxonomic and paleobiogeographic implications )
Authors: mehdi hadi seyahroud , Lorenzo Consorti , Mohammad Vahidinia , Mohammad Parandavar , MARZIYEH ZORAGHI MISH MAST ,
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Abstract
TheEocenecarbonatesofthesouthSabzevarregionincentralIranholdarichAlveolinaassemblage.NinespeciesincludingA. globula,Alveolinasp.1,Alveolinaaff.globula,A. regularis,A. globosa,A. pasticillata,A. laxa,A. pisiformisandA.cf.decipiens areidentifiedthroughdetailedanalysisinthinsection.ThebiostratigraphyobtainedpointstotheearlyYpresianShallowBenthicZones SBZ6andpartlySBZ7,indicatingtheoccurrenceofalowerEocenecarbonatesystem.TheAlveolinabiostratigraphyiscorrelatedtothe calcareous nannofossil biostratigraphy, and is assignable to the middle part of the NP10 Zone and especially with the CNE2 biozones. TheevolutionarytrendsofA.globulaanditsdispersalthroughthewesternandcentralNeo-TethysOceanduringtheYpresianishereconsidered in relation with the occurrence of Alveolina sp. 1.
Keywords
Alveolina; calcareous nannofossil; Eocene; SBZ; Systematics.
@article{paperid:1083136,
author = {Hadi Seyahroud, Mehdi and Lorenzo Consorti and Vahidinia, Mohammad and Mohammad Parandavar and ZORAGHI MISH MAST, MARZIYEH},
title = {Ypresian Alveolina and calcareous nannofossils from the south Sabzevar area (Central Iran): biostratigraphic, taxonomic and paleobiogeographic implications},
journal = {Micropaleontology},
year = {2021},
volume = {67},
number = {1},
month = {January},
issn = {0026-2803},
pages = {31--52},
numpages = {21},
keywords = {Alveolina; calcareous nannofossil; Eocene; SBZ; Systematics.},
}
%0 Journal Article
%T Ypresian Alveolina and calcareous nannofossils from the south Sabzevar area (Central Iran): biostratigraphic, taxonomic and paleobiogeographic implications
%A Hadi Seyahroud, Mehdi
%A Lorenzo Consorti
%A Vahidinia, Mohammad
%A Mohammad Parandavar
%A ZORAGHI MISH MAST, MARZIYEH
%J Micropaleontology
%@ 0026-2803
%D 2021
