Microfossils in micrites from Serra da Bodoquena (MS), Brazil: taxonomy and paleoenvironmental implications

Microfossils present in Quaternary micrites from Serra da Bodoquena, Mato Grosso do Sul State, Brazil, are here described for the first time. The studied taxa are: a) ostracods: Candona sp., Candonopsis sp., Cyclocypris sp., Cypria sp., Cypridopsis sp., Notodromas sp., Ilyocypris sp., Cyprideis sp.,...

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Main Authors: Giselle Utida, Setembrino Petri, Emiliano C. Oliveira, Paulo C. Boggiani
Format: Article
Language:English
Published: Academia Brasileira de Ciências 2012-06-01
Series:Anais da Academia Brasileira de Ciências
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0001-37652012000200003
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spelling doaj-b273add00c2f4d148e5db28b6546afd42020-11-24T22:24:43ZengAcademia Brasileira de CiênciasAnais da Academia Brasileira de Ciências0001-37651678-26902012-06-01842245262Microfossils in micrites from Serra da Bodoquena (MS), Brazil: taxonomy and paleoenvironmental implicationsGiselle UtidaSetembrino PetriEmiliano C. OliveiraPaulo C. BoggianiMicrofossils present in Quaternary micrites from Serra da Bodoquena, Mato Grosso do Sul State, Brazil, are here described for the first time. The studied taxa are: a) ostracods: Candona sp., Candonopsis sp., Cyclocypris sp., Cypria sp., Cypridopsis sp., Notodromas sp., Ilyocypris sp., Cyprideis sp., Wolburgiopsis cf. chinamuertensis (Musacchio 1970), Darwinula sp. and 5 morphotypes; b) microgastropod Acrobis sp., and c) Characeae remains and gyrogonites Chara sp.. The presence of these microfossils suggests clear-water shallow lacustrine paleoenvironments and the presence of aquatic vegetation. Similarities between microfossils and the living taxa suggest possible Holocene ages for these deposits, which is in accordance with previous C14 dates.<br>Diversos microfósseis provenientes de micritos quaternários da Serra da Bodoquena, estado de Mato Grosso do Sul, Brasil são aqui descritos pela primeira vez. Os taxa descritos são os seguintes: a) ostracodes: Candona sp., Candonopsis sp., Cyclocypris sp., Cypria sp., Cypridopsis sp., Notodromas sp., Ilyocypris sp., Cyprideis sp., Wolburgiopsis cf. chinamuertensis (Musacchio 1970), Darwinula sp. e 5 morfotipos; b) microgastrópode Acrobis sp., e c) restos de Characeae e girogonites de Chara sp.. A presença destes microfósseis sugere paleoambiente lacustre raso de águas límpidas e presença de vegetação aquática. As semelhanças dos microfóssseis com taxa viventes sugerem idades possivelmente holocênicas para estes depósitos, concordando com datações prévias por C14.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0001-37652012000200003micritoCharaceaesedimentos lacustresOstracodaSerra da BodoquenamicriteCharaceaelacustrine sedimentsOstracodaSerra da Bodoquena
collection DOAJ
language English
format Article
sources DOAJ
author Giselle Utida
Setembrino Petri
Emiliano C. Oliveira
Paulo C. Boggiani
spellingShingle Giselle Utida
Setembrino Petri
Emiliano C. Oliveira
Paulo C. Boggiani
Microfossils in micrites from Serra da Bodoquena (MS), Brazil: taxonomy and paleoenvironmental implications
Anais da Academia Brasileira de Ciências
micrito
Characeae
sedimentos lacustres
Ostracoda
Serra da Bodoquena
micrite
Characeae
lacustrine sediments
Ostracoda
Serra da Bodoquena
author_facet Giselle Utida
Setembrino Petri
Emiliano C. Oliveira
Paulo C. Boggiani
author_sort Giselle Utida
title Microfossils in micrites from Serra da Bodoquena (MS), Brazil: taxonomy and paleoenvironmental implications
title_short Microfossils in micrites from Serra da Bodoquena (MS), Brazil: taxonomy and paleoenvironmental implications
title_full Microfossils in micrites from Serra da Bodoquena (MS), Brazil: taxonomy and paleoenvironmental implications
title_fullStr Microfossils in micrites from Serra da Bodoquena (MS), Brazil: taxonomy and paleoenvironmental implications
title_full_unstemmed Microfossils in micrites from Serra da Bodoquena (MS), Brazil: taxonomy and paleoenvironmental implications
title_sort microfossils in micrites from serra da bodoquena (ms), brazil: taxonomy and paleoenvironmental implications
publisher Academia Brasileira de Ciências
series Anais da Academia Brasileira de Ciências
issn 0001-3765
1678-2690
publishDate 2012-06-01
description Microfossils present in Quaternary micrites from Serra da Bodoquena, Mato Grosso do Sul State, Brazil, are here described for the first time. The studied taxa are: a) ostracods: Candona sp., Candonopsis sp., Cyclocypris sp., Cypria sp., Cypridopsis sp., Notodromas sp., Ilyocypris sp., Cyprideis sp., Wolburgiopsis cf. chinamuertensis (Musacchio 1970), Darwinula sp. and 5 morphotypes; b) microgastropod Acrobis sp., and c) Characeae remains and gyrogonites Chara sp.. The presence of these microfossils suggests clear-water shallow lacustrine paleoenvironments and the presence of aquatic vegetation. Similarities between microfossils and the living taxa suggest possible Holocene ages for these deposits, which is in accordance with previous C14 dates.<br>Diversos microfósseis provenientes de micritos quaternários da Serra da Bodoquena, estado de Mato Grosso do Sul, Brasil são aqui descritos pela primeira vez. Os taxa descritos são os seguintes: a) ostracodes: Candona sp., Candonopsis sp., Cyclocypris sp., Cypria sp., Cypridopsis sp., Notodromas sp., Ilyocypris sp., Cyprideis sp., Wolburgiopsis cf. chinamuertensis (Musacchio 1970), Darwinula sp. e 5 morfotipos; b) microgastrópode Acrobis sp., e c) restos de Characeae e girogonites de Chara sp.. A presença destes microfósseis sugere paleoambiente lacustre raso de águas límpidas e presença de vegetação aquática. As semelhanças dos microfóssseis com taxa viventes sugerem idades possivelmente holocênicas para estes depósitos, concordando com datações prévias por C14.
topic micrito
Characeae
sedimentos lacustres
Ostracoda
Serra da Bodoquena
micrite
Characeae
lacustrine sediments
Ostracoda
Serra da Bodoquena
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0001-37652012000200003
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