Results 131 to 140 of about 2,051,561 (304)

A new occurrence of tetrapod footprints from the Late Triassic of the Candelária Sequence, Brazil

open access: yesThe Anatomical Record, EarlyView.
Abstract The Hyperodapedon Assemblage Zone of the Candelária Sequence (Santa Maria Supersequence, Paraná Basin) preserves one of the most significant Late Triassic continental vertebrate assemblages in southern Brazil. Despite the relatively well‐documented body fossil record from this interval, ichnological records remain comparatively scarce.
Murilo Andrade‐Silva   +1 more
wiley   +1 more source

Comparative analysis of cytoarchitectonic and neurochemical aspects of the globus pallidus in the rock cavy (Kerodon rupestris) and the common marmoset (Callithrix jacchus)

open access: yesThe Anatomical Record, EarlyView.
Abstract The globus pallidus (GP), a subcortical structure within the basal ganglia, plays a crucial role in modulating cortico‐subcortical circuits related to motor control and associative/limbic functions. However, the cytoarchitectonic and neurochemical organization of this structure remains poorly characterized in naturally existing wild‐type ...
Lavínnya Yáskara de Aquino Matoso   +10 more
wiley   +1 more source

REVISTA GEOGRAFIA ENSINO E PESQUISA, VOL. 15, N.1, JAN./ABR. 2011

open access: yesGeografia Ensino & Pesquisa, 2011
Geografia Ensino & Pesquisa
doaj   +1 more source

Tooth histotype and enameloid microstructure of Priohybodus arambourgi d'Erasmo, 1960 (Elasmobranchii: Hybodontiformes) from the Late Jurassic of northeastern Brazil

open access: yesThe Anatomical Record, EarlyView.
Abstract Sharks possess varied diets and different prey capture mechanisms. As a result, the group exhibits a significant diversity in dental morphology, also reflecting the internal structures of the teeth. Internal dental anatomy points to the existence of three histotypes in elasmobranch phylogeny: orthodont, osteodont, and pseudoosteodont ...
Kelly Roberta da Silva   +2 more
wiley   +1 more source

Pesquisa de História do Brasil: trabalhos em realização

open access: yesRevista de História, 1971
Em fins de 1970, sob a orientação do Profesor Dr. Frédéric Mauro, o Setor de Documentação iniciou um fichário de teses e trabalhos sôbre História do Brasil.
Katia M. Abud, Raquel Glezer
doaj  

First reports on the relationship between the eggshell and bone mineralization in Rhinoclemmys punctularia punctularia embryos

open access: yesThe Anatomical Record, EarlyView.
Abstract Composed of various minerals, the eggshell provides ideal conditions for embryonic development, and understanding its composition and structure is essential for clarifying its relationship with bone formation. This study characterized the structure and mineral profile of the Rhinoclemmys punctularia punctularia eggshell in relation to ...
Igor Mathias Trindade Lemos   +8 more
wiley   +1 more source

A Pesquisa Histórica no Brasil

open access: yesRevista de História, 1971
A Mesa-Reodnda sôbre "A pesquisa histórica no Brasil", promovida pelo Núcleo do Paraná da Associação dos Professôres Universitários de História, como parte da XXIII Reunião da Sociedade Brasileira para o Progresso da Ciência, tem importância decisiva no ...
Francisco Iglesias
doaj  

Condicionantes institucionais e operacionais que interferem na pratica da pesquisa na Universidade Federal de Santa Catarina [PDF]

open access: yes, 1994
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Socio-EconomicoPesquisa descritiva realizada com docentes de 33 (trinta e três) cursos de pró-graduação da Universidade Federal de Santa Catarina - UFSC, a nível de mestrado e ...
Gomes, Márcia Andrade de Filgueiras
core  

Body mass and sex estimation from lower carnassial tooth morphometry in the endangered Iberian wolf (Canis lupus signatus): An ecomorphological analysis of sexual size dimorphism

open access: yesThe Anatomical Record, EarlyView.
Abstract The Iberian wolf (Canis lupus signatus) is an endangered subspecies characterized by highly fragmented populations and increasing human–carnivore conflict across the Iberian Peninsula. Although body mass strongly influences predator–prey dynamics and ecological performance, quantitative assessments of sexual size dimorphism (SSD) and body mass
Leonardo Cotts   +4 more
wiley   +1 more source

Research with Art: ethics and aesthetics of the existence

open access: yesEducação & Realidade, 2019
The objective of this paper is to affirm the potential of art as a means for academic research capable of propitiating broad modes of thinking and of action, conceiving creation and experience as central elements of the investigative process.
Maria Cristina Diederichsen
doaj  

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