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Exploring the Factors Shaping Portuguese Students’ Interest in Palaeontology

Garcia, Andreia; Castro, Lígia; McNamara, Maria E.

In Portuguese society, there remains a limited understanding of the factors shaping young people’s educational experiences, attitudes, and aspirations in the Earth Sciences, particularly in Palaeontology. This study is part of a broader project involving data collected in Portugal and Ireland that aims to explore factors influencing students’ interest in Palaeontology during the 3rd cycle of Basic Education, en...


Early to Middle Miocene in the North Sea Basin

Kellner, Laura; Dybkjær, Karen; Piasecki, Stefan; Fredborg, Julie; Peterse, Francien; Rasmussen, Erik S.; Vieira, Manuel; Castro, Lígia

Two Miocene successions from onshore Denmark (Sønder Vium, or Sdr. Vium, well) and offshore Norway (2/11-12S well) have been correlated using dinoflagellate cyst (dinocyst) biostratigraphy. This correlation provides a valuable opportunity to compare Early to Middle Miocene dinocyst assemblages and palynofacies across environmentally contrasting, yet time-equivalent, depositional settings in the North Sea Basin....


Microwear structures and surface analysis on isolated theropod teeth from the U...

Batista, Filipa; Castro, Lígia; Moita, Patrícia; Maggia, Bruno; Ortega, Francisco; Malafaia, Elisabete

The analysis of wear surfaces on teeth has been applied to infer diet, feeding mechanisms, climatic conditions, and habitat in various groups of extinct organisms. Recently, analyses of microwear surfaces have been used to study dinosaur feeding strategies in theropods, demonstrating that different groups may have resorted to similar feeding mechanisms. Here, we present the characterization of wear surfaces and...


Palynology of the Muarádzi sub-basin, Moatize-Minjova Coal Basin, Karoo Supergr...

Pereira, Zélia; Fernandes, Paulo; Lopes, Gilda; Marques, João; Vaz, Maria; Costa, Marta; Correia, João; Castro, Lígia; Galasso, Francesca

ABSTRACT: The detailed palynostratigraphic study of four boreholes in theMuarádzi sub-basin,Moatize-Minjova Coal Basin (MMCB) southeast of Moatize, allowed the assignment of relative ages to the stratigraphic units. Three assemblages were studied in detail and are assigned to the Lopingian. Assemblage L1 is characterized by the rich occurrence of Guttulapollenites and Weylandites. Assemblage L2 is defined on th...

Date: 2019   |   Origin: Repositório do LNEG

O promontório da Nazaré (Centro Oeste de Portugal) e o ensino de campo das Ciên...

Callapez, Pedro; Castro, Lígia; Oliveira, Pedro; Costa, Marta

The promontory of Nazaré and its characteristic steep silhouette, with an incisive and rough outline emerging through the sandy beach landscapes of the west central coast of Portugal, has become world-wide known for the tourist circuits, due to the proximity of outstanding hydrodynamic conditions for radical sport practices. Achieved over the last decade, this reputation also contributed greatly to an increased...


Endocervical Adenocarcinoma in Young Woman: Case Report

Soares, Sílvia; Sousa, Rita; Figueiredo, Anabela; Agapito, Paula; Fernandes, Graça; Castro, Lígia

The incidence of endocervical adenocarcinoma is increasing, especially in women aged between 20 and 30 years. The increased incidence, according to recent studies, may be due to persistent HPV infections associated with endogenous and exogenous risk factors. The treatment of this cancer may require a total hysterectomy with consequent infertility and psychological trauma. This paper aims to draw attention to th...

Date: 2016   |   Origin: Citotech Online - Case Review

Adenocarcinoma endocervical em mulheres jovens

Soares, Sílvia; Sousa, Rita; Figueiredo, Anabela; Agapito, Paula; Fernandes, Graça; Castro, Lígia

A incidência de adenocarcinoma do endocolo está a aumentar, principalmente em mulheres com idades entre os 20 e os 30 anos. O aumento desta incidência, segundo estudos recentes, pode dever-se a infeções persistentes pelo HPV associadas a fatores de risco endógenos e exógenos. O tratamento desta neoplasia requer, por vezes, histerectomia total e consequente infertilidade, sendo motivo de trauma psicológico. O pr...


Analysis of a synchronous gliosarcoma and meningioma with long survival : a cas...

Linhares, Paulo; Martinho, Olga; Carvalho, Bruno; Castro, Lígia; Lopes, José M.; Vaz, Rui; Reis, R. M.

BACKGROUND: The simultaneous occurrence of multiple intracranial neoplasms has been reported, especially in genetic familial syndromes and after cranial irradiation. In the absence of these etiologic factors, some reports showed simultaneous occurrence of glioblastoma and meningioma but the association between gliosarcoma and meningioma is unknown. CASE DESCRIPTION: We report a case of a 51-year-old woman with ...


Miocene dinoflagellate cyst assemblages : preliminary correlation between the L...

Castro, Lígia; Borges, Marisa; Pereira, Zélia; Fernandes, Paulo; Pais, João

Date: 2013   |   Origin: Repositório do LNEG

Miocene dinoflagellate cyst assemblages: preliminary correlation between the Lo...

Castro, Lígia; Borges, Marisa; Pereira, Zélia; Fernandes, Paulo; Pais, João

Biostratigraphic studies of several sections and a borehole (Belverde) of the Lower Tagus Basin, based on Miocene dinoflagellate cyst assemblages, have allowed a detailed stratigraphic investigation to be conducted. Assemblages are very diverse and abundant and can be used as important biostratigraphic guides. Recently, a palynostratigraphic study based on dinoflagellate cysts was conducted in two offshore well...


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