1,420 research outputs found

    Le genre Opisthacanthus Peters (Scorpiones : Hormuridae), un remarquable groupe de scorpions gondwaniens

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    International audienceNew comments are proposed on the geographic distribution of genus Opisthacanthus, and the Gondwanian model is further supported. The diversity of the genus is extraordinary in Madagascar, with the same number of species as in continental Africa, but sub-Saharan Africa is home to six out of the nine groups currently recognized of Opisthacanthus. Given the affinities of the Opisthacanthus groups and their current distribution, a center of origin in Africa could be favored for these ancient scorpions. The proposed Gondwana model suggests that the Madagascar Opisthacanthus are closer to those of the New World, which is consistent with the affinities observed in morphological characters. A new species, Opisthacanthus titanus sp. n., is described from the Torotorofotsy Forest, located in Eastern Madagascar. The new species shows affinities with both Opisthacanthus madagascariensis Kraepelin, 1894 known from dry regions in the western portion of the island and Opisthacanthus lavasoa Lourenço, Wilmé & Waeber, 2016 only known from the extreme southeast of the island. The new species and O. madagascariensis have similar external morphologies but the morphometric values are markedly distinct. Moreover, O. madagascariensis is exclusively found in spiny forest thickets and open woodlands, whereas the new species was found in the humid forest of Torotorofotsy. The total number of species in Madagascar is now raised to twelve. Biogeographical scenarios are also proposed to infer the origin of the Opisthacanthus and better understand its distribution in the New World, in Africa and Madagascar.Une nouvelle réflexion est proposée sur la répartition géographique du genre Opisthacanthus avec la proposition d’un modèle gondwanien. La diversité du genre est extraordinaire à Madagascar, avec un nombre d’espèces qui égal celui de l’Afrique, mais l’Afrique sub-saharienne abrite six des neuf groupes actuellement reconnus d’Opisthacanthus. Compte tenu des affinités des groupes d’Opisthacanthus et leur répartition actuelle, un centre d’origine en Afrique pourrait être favorisé pour ces scorpions anciens. Le modèle gondwanien proposé suggère que les Opisthacanthus de Madagascar sont plus proches de ceux du Nouveau Monde, ce qui est cohérent avec les affinités observées à partir des caractères morphologiques. Une nouvelle espèce est décrite, Opisthacanthus titanus sp. n., connue de la forêt de Torotorofotsy, à l’est de Madagascar. La nouvelle espèce montre des affinités avec Opisthacanthus madagascariensis Kraepelin, 1894 connu des régions sèches de l’Ouest de l’île et Opisthacanthus lavasoa Lourenço, Wilmé & Waeber, 2016, qui n’est connu que de l’extrême Sud-Est de l’île. La nouvelle espèce et O. madagascariensis ont des morphologies externes similaires, mais leurs valeurs morphométriques sont nettement distinctes. De plus, O. madagascariensis se trouve exclusivement dans les fourrés épineux et les formations arborées ouvertes, tandis que la nouvelle espèce provient de la forêt humide de Torotorofotsy. Le nombre total d’espèces à Madagascar est maintenant porté à douze. Des scénarios biogéographiques sont proposés pour appréhender l’origine des Opisthacanthus et mieux comprendre leur distribution dans le Nouveau Monde, en Afrique et à Madagascar

    U.S. Senator James O. Eastland Staff Reading Stories on L. Patrick Gray Nomination

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    U.S. Senator James O. Eastland staff member reading news stories about L. Patrick Gray nomination as Director of the Federal Bureau of Investigation

    Dibenzyl ferrocene-1,1′-dicarboxylate

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    In the title compound, [Fe(C13H11O2)2], there are markedly different orientations of the two phenylmethoxycarbonyl substituents [O—C—C—C torsion angles = 84.5 (3) and 139.6 (2)°]. These orientations are mediated by a number of intermolecular C—H...O interactions, which result in a one-dimensional hydrogen-bonded network of molecules

    St. Patrick\u27s celebration

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    Grab a lassie and kick up your heels! Famed Irish music duo Martin Hayes and Dennis Cahill join us for some festive fiddling in honor of St. Patrick\u27s Day. They talk about staying true to traditional Irish music, and touring around the world. They play in our studios — along with author Tim O\u27Grady and singer Aine Meenaghan — so get ready to break out a jig

    St. Patrick\u27s celebration

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    Grab a lassie and kick up your heels! Famed Irish music duo Martin Hayes and Dennis Cahill join us for some festive fiddling in honor of St. Patrick\u27s Day. They talk about staying true to traditional Irish music, and touring around the world. They play in our studios — along with author Tim O\u27Grady and singer Aine Meenaghan — so get ready to break out a jig

    Patrick Modiano (2014) Filomena Firmeza. São Paulo: Cosac & Naify

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    Analysis of one of the children\u27s literary issues where the author Patrick Modiana addresses the issue of lying. A story of a dance teacher (Filomena Firmeza), narrated in the first person, where her childhood in New York is recounted and consequently her present is talked about with a visit to her parents. The author addresses family ties in his work which makes the book interesting for anyone to read and was considered by many as one of his best books.Análise de uma das questões literárias infanto-juvenil onde o autor Patrick Modiana aborda a questão da mentira. História de uma professora de dança (Filomena Firmeza), narrada na primeira pessoa, onde se relata a sua infância em Nova York e consequentemente se fala do seu presente com a visita aos seus pais. O autor aborda os laços familiares na sua obra o que torna o livro interessante para qualquer um ler, considerado por muitos como um dos seus melhores livros

    Editorial

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    Tinker, tailor, wise man, madman, taxman – please

    CONSIDERAÇÕES SOBRE O MODELO DE ANÁLISE DO DISCURSO DE PATRICK CHARAUDEAU

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    The article discusses the discourse analysis model of Patrick Charaudeau. We emphasize four commitments or theoretical concerns that seem to orient the work of this author - although not always in an explicit manner. We discuss, first, his commitment with the articulation between the situational plane and the linguistic plane. Second, we note how the author integrates in his model the macro and micro social planes. Third, we highlight the great importance attributed to social interaction in Charaudeau's perspective. Finally, we consider how the author conceives intentionality of subjects involved in language acts

    Blissful violence ambiguity in Stanley Kubrick's a clockwork orange

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    Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Comunicação e Expressão. Programa de Pós-Gradução em Letras/Ingrês e Literatura Correspondente.Analise da construção da ambigüidade na narrativa do filme Laranja Mecânica, de Stanley Kubrick (1971). Investiga a relação identificação-afastamento que o filme promove entre o protagonista e o espectador, assim como o modo peculiar como o filme trata a violência. Observa um movimento em direção à ambigüidade que se desenvolve ao longo da obra do diretor, iniciando com estruturas e personagens mais tradicionais, abandonando gradualmente as posições morais seguras. Três filmes são também discutidos como uma amostra da obra do diretor, de modo a traçar a evolução de seu estilo e sua visão de mundo: Dr. Fantástico ou Como Aprendi a Parar de me Preocupar e Amar a Bomba (1963), 2001- Uma Odisséia no Espaço (1968) e De Olhos Bem Fechados (1999)
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