Now showing items 410-429 of 450

  • Kröger, Björn; Franeck, Franziska; Rasmussen, Christian M. Ø. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)
    The early Palaeozoic Era records the initial biodiversification of the Phanerozoic. The increase in biodiversity involved drastic changes in taxon longevity, and in rates of origination and extinction. Here, we calculate ...
  • Grant, Danielle M.; Brodnicke, Ole Bjørn; Evankow, Ann; Ferreira, André O.; Fontes, João T.; Hansen, Aslak Kappel; Jensen, Mads Reinholdt; Kalaycı, Tuğba Ergül; Leeper, Alexandra Eve Joyce; Patil, Shalaka Kiran; Prati, Sebastian; Reunamo, Anna; Roberts, Aradhana J; Shigdel, Rajesh; Tyukosova, Valentina; Bendiksby, Mika; Blaalid, Rakel; Costa, Filipe O.; Hollingsworth, Peter M.; Stur, Elisabeth; Ekrem, Torbjørn (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    Over the last two decades, the use of DNA barcodes has transformed our ability to identify and assess life on our planet. Both strengths and weaknesses of the method have been exemplified through thousands of peer-reviewed ...
  • Nilsson, Pernille; Solbakken, Monica Hongrø; Schmid, Boris Valentijn; Orr, Russell; Lv, Ruichen; Cui, Yujun; Song, Yajun; Zhang, Yujiang; Baalsrud, Helle Tessand; Tørresen, Ole K.; Stenseth, Nils Christian; Yang, Ruifu; Jakobsen, Kjetill Sigurd; Easterday, William Ryan; Jentoft, Sissel (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Abstract The great gerbil (Rhombomys opimus) is a social rodent living in permanent, complex burrow systems distributed throughout Central Asia, where it serves as the main host of several important vector-borne ...
  • Staverløkk, Arnstein; Ødegaard, Frode; Hansen, Lars Ove (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    The genus Cosmosphorus Ratzeburg, 1848 (Hymenoptera, Euphorinae) is revised for Norway. The three species Cosmophorus klugi Ratzeburg, 1848, C. regius Niezabitowski, 1910, and C. cembrae Ruschka, 1925 are recorded. A brief ...
  • Lindblom, Louise Maria; Blom, Hans H.; Timdal, Einar (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)
    We distinguish five Xanthomendoza species in Norway, viz., X. borealis, X. fallax, X. fulva, X. oregana, and X. ulophyllodes, based on morphology and molecular evidence. This paper gives an updated taxonomy of the Norwegian ...
  • Hurum, Jørn Harald; Engelschiøn, Victoria Sjøholt; Økland, Inghild Halvorsen; Bratvold, Janne; Ekeheien, Christina; Roberts, Aubrey Jane; Delsett, Lene Liebe; Hansen, Bitten Bolvig; Mørk, Atle; Nakrem, Hans Arne; Druckenmiller, Patrick Scott; Hammer, Øyvind (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
    The palaeontology of the Lower to Middle Triassic succession in Spitsbergen has been studied for more than a century and a half. Our ability to properly interpret the evolutionary and ecological implications of the faunas ...
  • Müller, Axel; Ganerød, Morgan; Wiedenbeck, Michael; Spjelkavik, Skule Olaus Svendsen; Selbekk, Rune (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
    The quartz-K-feldspar-cemented breccia of Berglia-Glassberget in the Lierne municipality in central Norway forms an ellipsoid structure 250 m × 500 m in size. The hydrothermal breccia is barren in terms of economic commodities ...
  • Saltveit, Svein Jakob; Brabrand, Åge; Juarez, Ana; Stickler, Morten; Dønnum, Bjørn Otto (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    The Norwegian electrical energy supply system is based on hydropower. The now deregulated energy market has led to increased use of hydropeaking production, leading to greater fluctuations in discharge and water levels ...
  • Bachmann, Lutz; Fromm, Bastian; Patella de Azambuja, Luciana; Boeger, Walter A (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2016)
    Background The rather species-poor oviparous gyrodactylids are restricted to South America. It was suggested that they have a basal position within the otherwise viviparous Gyrodactylidae. Accordingly, it ...
  • Haugan, Reidar; Timdal, Einar (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)
    The two species Parmelia ernstiae and P. serrana are reported as new to Norway from two collections each, identified by the DNA barcode marker (nrITS). A chemical analysis of selected specimens of P. saxatilis s. lat. ...
  • Gyøry, Emil; Hammer, Øyvind; Jorde, Knut; Nakrem, Hans Arne; Swajda, Michael; Domeier, Mathew (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
    The possible macrofossil Telemarkites enigmaticus from the Mesoproterozoic Gjuve Formation, Telemark supracrustals, southern Norway, was described by Dons in 1959. We here present finds of similar, but larger structures ...
  • Lofthus, Øystein; Newman, Mark F.; Jimbo, Tiberius; Poulsen, Axel Dalberg (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Three species of Pleuranthodium were encountered and collected during a survey of gingers at Mount Wilhelm, Chimbu Province, Papua New Guinea. Based on new material, the only previously known Pleuranthodium from this area, ...
  • Rowe, Melissah; Veerus, Liisa; Trosvik, Pål; Buckling, Angus; Pizzari, Tommaso (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    All multicellular organisms host microbial communities in and on their bodies, and these microbiomes can have major influences on host biology. Most research has focussed on the oral, skin, and gut microbiomes, whereas ...
  • Stigenberg, Julia; Hansen, Lars Ove (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2013)
    The tribe Meteorini comprises the two genera Meteorus Haliday, 1835 and Zele Curtis, 1832, and materials of these genera has been examined in the collections of the Natural History Museum in Oslo. Nine species not previously ...
  • Bjorå, Charlotte S; Wabuyele, Emily; Grace, Olwen M; Nordal, Inger; Newton, Leonard E (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2015)
    Background The genus Aloe is renowned for its medicinal and cosmetic properties and long history of use. Sixty-three Aloe species occur in Kenya, of which around 50 % are endemic. Several species of aloes ...
  • Grey, Ian E.; Hochleitner, Rupert; Rewitzer, Christian; Riboldi-Tunnicliffe, Alan; Kampf, Anthony R.; MacRae, Colin M.; Mumme, WG; Kaliwoda, Melanie; Friis, Henrik; Martin, Carlos U. (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2020)
    The general structural formula for the walentaite group is [((A), A], based on heteropolyhedral layers of configuration [M], with surface-coordinated species at the B, As2 and As3 sites, and with interlayer hydrated cation ...
  • Hou, Yan; Nowak, Michael; Mirre, Virginia; Bjorå, Charlotte Sletten; Brochmann, Christian; Popp, Magnus (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2015)
    Restriction-site associated DNA sequencing (RAD-seq) has recently become an important method to generate genome-wide molecular data for species delimitation, phylogeography, and population genetic studies. However, very ...
  • Kistenich, Sonja; Rikkinen, Jouko; Thüs, Holger; Vairappan, Charles S.; Wolseley, Patricia; Timdal, Einar (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
    Krogia borneensis Kistenich & Timdal, K. isidiata Kistenich & Timdal and K. macrophylla Kistenich & Timdal are described as new species, the first from Borneo and the two latter from New Caledonia. The new species are ...
  • Solstad, Heidi; Eidesen, Pernille Bronken; Little, Lorna; Elven, Reidar (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2014)
    Morphological investigations confirm that there are two species of Papaver in Svalbard: P. dahlianum and P. cornwallisense. The two most distinctive diagnostic characters are the number of stamens and the length of ...
  • Halvorsen, Rune; Skarpaas, Olav; Bryn, Anders; Bratli, Harald; Erikstad, Lars; Simensen, Trond; Lieungh, Eva (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Background Although a standard taxonomy of organisms has existed for nearly 300 years, no consensus has yet been reached on principles for systematization of ecological diversity (i.e., the co‐ordinated variation of abiotic ...