Blar i forfatter "Hurum, Jørn Harald"

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    • Bivalve beds reveal rapid changes in ocean oxygenation in the Boreal Middle Triassic – a case study from Svalbard, Norway 

      Engelschiøn, Victoria Sjøholt; Bernhardsen, Sofie; Wesenlund, Fredrik; Hammer, Øyvind; Hurum, Jørn Harald; Mørk, Atle (Journal article; Tidsskriftartikkel; Peer reviewed, 2023-03-17)
      A fossil-rich interval in the organic-rich marine black mudstone of the Middle Triassic Botneheia Formation on eastern Svalbard was logged in high-resolution on an extremely well exposed section with emphasis on bivalve beds, taphonomic features, trace fossils and oxygenation proxies. The size distribution, fragmentation, articulation and orientation of three bivalve beds of the epifaunal flat ...

    • The Slottsmøya marine reptile Lagerstätte: depositional environments, taphonomy and diagenesis 

      Delsett, Lene Liebe; Novis, Linn Kristin; Roberts, Aubrey Jane; Koevoets, Maayke Jacqueline; Hammer, Øyvind; Druckenmiller, Patrick Scott; Hurum, Jørn Harald (Journal article; Tidsskriftartikkel; Peer reviewed, 2015-12-16)
      The Late Jurassic Slottsmøya Member Lagersta¨tte on Spitsbergen offers a unique opportunity to study the relationships between vertebrate fossil preservation, invertebrate occurrences and depositional environment. In this study, 21 plesiosaurian and 17 ichthyosaur specimens are described with respect to articulation, landing mode, preservation, and possible predation and scavenging. The stratigraphic ...