Results 31 to 40 of about 766,246 (195)

Validation of Chronocancer camilosantanai† Santana, Tavares, Martins, Melo & Pinheiro (Crustacea, Decapoda, Brachyura) from the Romualdo Formation, Araripe Sedimentary Basin, Brazil [PDF]

open access: yesPapéis Avulsos de Zoologia, 2023
Santana et al. (2022) described a new genus and species of fossil crab, Chronocancer camilosantanai, from carbonate concretions of the Romualdo Formation of the Araripe Sedimentary Basin. The journal in which the description appeared was published online
William Santana   +4 more
doaj   +1 more source

Time series study for groundwater level evaluation in monitoring well

open access: yesRevista Agrogeoambiental, 2021
Climate and hydrogeological conditions of the Brazilian semi-arid demand sustainable and efficient water solutions. Groundwater monitoring programs are tools to subsidize the decision-making in this sense.
Rubens Oliveira da Cunha Júnior   +1 more
doaj   +1 more source

The interplay between basement fabric, rifting, syn‐rift folding, and inversion in the Rio do Peixe Basin, NE Brazil

open access: yesBasin Research, Volume 35, Issue 1, Page 61-85, February 2023., 2023
3D evolutionay diagram showing the evolution of the Rio do Peixe Basin and the relationship between the Precambrian basement fabric (a) with the nucleation and orientation of the main syn‐rift normal faults (b) and the subsequent syn‐rift folding (c) over steps and/or curvatures in normal fault geometries.
Leonardo M. Pichel   +5 more
wiley   +1 more source

A gestão ambiental nas paisagens da bacia do Araripe no Estado do Ceará

open access: yesConfins, 2016
The Araripe basin is considered the largest sedimentary basin in northeastern Brazil, being extremely important for the state of Ceará, due to occupancy, which is directly linked to natural potential.
Frederico de Holanda Bastos   +3 more
doaj   +1 more source

Node ages, relationships, and phylogenomic incongruence in an ancient gymnosperm lineage – Phylogeny of Ephedra revisited

open access: yesTAXON, Volume 70, Issue 4, Page 701-719, August 2021., 2021
Abstract Knowledge of relationships among plants has improved dramatically but for many groups, it still rests solely on information from the plastid genome. Consequently, only parts of the organisms’ evolutionary history are revealed. For the ancient gymnosperms of Ephedra (Gnetales), previous conclusions were based on both plastid and nuclear ...
Catarina Rydin   +3 more
wiley   +1 more source

Biological screening of araripe basin medicinal plants using Artemia salina Leach and pathogenic bacteria.

open access: yesPharmacogn Mag, 2010
Many medicinal plant species from the Araripe Basin are widely known and used in folk medicine and for commercial manufacturing of phytotherapeutic products. Few ethnobotanical and pharmacological studies have been undertaken in this region, however, in spite of the great cultural and biological diversity found there.Extracts of 11 plant species ...
da Costa JG   +5 more
europepmc   +4 more sources

Calcareous nannofossils, biostratigraphy, and paleobiogeography of the Aptian/Albian Romualdo Formation in the Araripe Basin, North-Eastern Brazil

open access: yesBrazilian Journal of Geology, 2023
The objectives of this study were the biostratigraphic and paleobiogeographic interpretations of the calcareous nannofossil records of the Romualdo Formation (Aptian-Albian) in the south-central portion of the Araripe Basin.
F. P. Lemos   +9 more
semanticscholar   +1 more source

Short-lived “Bakevelliid-Sea” in the Aptian Romualdo Formation, Araripe Basin, northeastern Brazil

open access: yesCretaceous Research, 2020
Abstract New Aptian (Lower Cretaceous) bakevelliid bivalves are described for the Romualdo Formation, Santana Group, Araripe Basin, northeastern Brazil. Together with the other known member of the family Bakevelliidae, already recorded from the unit (i.e., Aguileria dissita), the new bivalves (Araripevellia musculosa gen. et sp.
M.G. Rodrigues   +6 more
openaire   +3 more sources

Stratigraphic Relations of the Ipubi Formation: Siliciclastic-Evaporitic Succession of the Araripe Basin [PDF]

open access: yesAnais da Academia Brasileira de Ciências, 2018
The Ipubi Formation represents the Aptian-Albian siliciclastic-evaporitic succession of Araripe Basin, NE Brazil. This succession comprises siliciclastic rocks (bituminous shales and claystones) and evaporites (gypsum and secondary anhydrite) and represents part of the lacustrine-shallow marine post-rift phase I.
FABIN, CARLOS E.   +7 more
openaire   +6 more sources

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