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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Academia Brasileira de Ciências
2012-06-01
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Online Access: | http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0001-37652012000200003 |
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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 |
work_keys_str_mv |
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