21 research outputs found

    New records of biting and predaceous midges from Florida, including species new to the fauna of the United States (Diptera: Ceratopogonidae)

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    We provide new records of biting and predaceous midges (Diptera: Ceratopogonidae) from Florida, including the first documented United States records of Atrichopogon (Atrichopogon) caribbeanus Ewen, Dasyhelea griseola Wirth, D. scissurae Macfie, and Brachypogon (Brachypogon) woodruffi Spinelli and Grogan. Atrichopogon (Meloehelea) downesi Wirth, Forcipomyia (Thyridomyia) monilicornis (Coquillett), F. (T.) nodosa Saunders, Ceratoculicoides blantoni Wirth and Ratanaworabhan, Mallochohelea albibasis (Malloch), Bezzia (Bezzia) imbifida Dow and Turner and B. (B.) mallochi Wirth are recorded for the first time from Florida. Forcipomyia (Thyridomyia) johannseni Thomsen, Bezzia (Bezzia) expolita (Coquillett), and B. (B.) pulverea (Coquillett) are deleted from the ceratopogonid fauna of Florida. Dasyhelea koenigi Delécolle and Rieb is a junior objective synonym of Dasyhelea scissurae Macfie (NEW SYNONYM). The total number of Ceratopogonidae recorded from Florida is now 249 species contained within 27 genera

    Quarante ans de recherches avec Vasile Chirica : Mitoc-Malu Galben

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    Reconnue comme gisement préhistorique depuis la fin du XIXème siècle, la station paléolithique de Mitoc–Malu Galben a attendu jusqu’en 1978 pour que son potentiel archéologique commence à être pleinement exploité. Vasile Chirica y entame à cette date des fouilles de grande ampleur, révélant une stratigraphie loessique complexe au sein de laquelle se succèdent occupations aurignaciennes et gravettiennes. Dès lors, les travaux de Vasile Chirica sur ce gisement exceptionnel permettront d’ouvrir son étude à la communauté scientifique. En collaboration avec d’autres chercheurs, le site fera l’objet de fouilles par une équipe internationale à partir des années 1990. Au fil du temps, toutes ces recherches ont permis d’établir Mitoc–Malu Galben comme l’une des séquences de référence du Paléolithique supérieur et de la transition Aurignacien- Gravettien à l’est des Carpathes. Dernièrement, quatre campagnes de fouille ont été conduites de 2013 à 2016. À travers diverses approches interdisciplinaires menées sur le site et le matériel extrait, les données les plus récentes permettent encore à l’heure actuelle de fournir de nouveaux éléments pour mieux appréhender ces deux paléocultures. Ce texte se propose de revenir brièvement sur ces résultats

    New insights into Moldova’s Early Gravettian. Recent results of the 2013-2016 fieldwork at Mitoc-Malu Galben, Romania

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    The Upper Palaeolithic record reflects several changes in human socioeconomic behaviours and material culture, among which the appearance and development of the Gravettian technocomplex remains heavily debated. While some argue for one center of origin, others argue for a synchronous appearance all over Europe. To contribute to a better understanding of the timing and environmental context of the appearance of the Gravettian, we need to focus on archaeological sites with a long sequence, high-resolution climatic context, and abundant archaeology. One of these sites is Mitoc-Malu Galben (Romania), with a semi-continuous loess-paleosol record from ~32 to 20 ka uncal BP. Embedded in this sequence are multiple Aurignacian and Gravettian archaeological horizons. Between 2013 and 2016 an international team re-excavated the site using high-resolution excavation and documentation methods. An interdisciplinary approach was applied to the analysis of the materials originating from two Aurignacian and two Gravettian archaeological horizons. Focusing on the Gravettian materials, we present here the results of these field campaigns, coupled to unpublished data provided by new investigations on materials of the previous excavations between 1978 and 1990. Contrasted to data associated with the last Aurignacian horizons from Mitoc-Malu Galben and the Gravettian of the nearby site Molodova V, this allows us to get new insights into the genesis of the Gravettian technocomplex in Eastern Europe

    Two new Culicoides of the paraensis species group (Diptera:Ceratopogonidae) from the Amazonian region of Peru

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    Two new species of the Culicoides paraensis species group, C. diversus Felippe-Bauer and C. peruvianus Felippe-Bauer, are described and illustrated based on female specimens from Amazonian region of Peru. A systematic key, table with numerical characters of females, and distribution of species of the C. paraensis group are given
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