Christian Mac Ørum Rasmussen

Christian Mac Ørum Rasmussen

Special Consultant

  • Section for Geobiology

    Øster Voldgade 5-7

    1350 København K

    Phone: +45 35 32 23 57

  1. Published

    Refined Ordovician timescale reveals no link between asteroid breakup and biodiversification

    Lindskog, A., Canas Portela Costa, M. M., Rasmussen, Christian Mac Ørum, Connelly, James & Eriksson, M. E., 24 Jan 2017, In: Nature Communications. 8, 8 p., 14066.

    Research output: Contribution to journalJournal articleResearchpeer-review

  2. Published

    Resolving early Mid-Ordovician (Kundan) bioevents in the East Baltic based on brachiopods

    Rasmussen, Christian Mac Ørum & Harper, D. A. T., 2008, In: Geobios. 41, 4, p. 533-542

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    So where did they go? Brachiopod refuges during the End Ordovician crisis interval

    Rasmussen, Christian Mac Ørum & Harper, D. A. T., 2009, Ikke angivet. Harper, D. A. T. & McCorry, M. (eds.). Museum Tusculanum, p. 15 1 p.

    Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsResearch

  4. Published
  5. Published

    Stable ocean redox during the main phase of the Great Ordovician Biodiversification Event

    del Rey, Álvaro, Rasmussen, Christian Mac Ørum, Calner, M., Wu, R., Asael, D. & Dahl, Tais Wittchen, 2022, In: Communications Earth & Environment. 3, 7 p., 220.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    Subaerial speleothems and deep karst in central Sweden linked to Hirnantian glaciations

    Kröger, B., Ebbestad, J. O. R., Lehnert, O., Ullmann, C. V., Korte, Christoph, Frei, Robert & Rasmussen, Christian Mac Ørum, 2015, In: Journal of the Geological Society - London. 172, 3, p. 349-356 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Sulcipentamerus (Pentamerida, Brachiopoda) from the Lower Silurian Washington Land Group, North Greenland

    Jin, J., Harper, D. A. T. & Rasmussen, Christian Mac Ørum, 2009, In: Palaeontology. 52, p. 385-399 15 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    Sulfidic anoxia in the oceans during the Late Ordovician mass extinctions – insights from molybdenum and uranium isotopic global redox proxies

    Dahl, Tais Wittchen, Hammarlund, E. U., Rasmussen, Christian Mac Ørum, Bond, D. P. G. & Canfield, D. E., 2021, In: Earth-Science Reviews. 220, 14 p., 103748.

    Research output: Contribution to journalReviewResearchpeer-review

  9. Published

    Synchronizing Rock Clocks in the Cambrian

    Zhao, Zhengfu, Thibault, Nicolas Rudolph, Dahl, Tais Wittchen, Schovsbo, N. H., Sørensen, A. L., Rasmussen, Christian Mac Ørum & Nielsen, Arne Thorshøj, 2021. 1 p.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  10. Published

    Synchronizing rock clocks in the late Cambrian

    Zhao, Zhengfu, Thibault, Nicolas Rudolph, Dahl, Tais Wittchen, Schovsbo, N. H., Sørensen, A. L., Rasmussen, Christian Mac Ørum & Nielsen, Arne Thorshøj, 2022, In: Nature Communications. 13, 11 p., 1990.

    Research output: Contribution to journalJournal articleResearchpeer-review

  11. Published

    Tectonics, islands and island hopping in the Early Palaeozoic benthos

    Harper, D. A. T., Liljeroth, M. & Rasmussen, Christian Mac Ørum, 2011, In: Scripta Geologica. 142, p. 11-12 2 p.

    Research output: Contribution to journalConference abstract in journalResearch

  12. Published

    The Hirnantian Stage and the Hirnantian Isotope Carbon Excursion (HICE) in the Gotland (Sweden) subsurface

    Gunnarsson, N., Calner, M., Wu, R., Rasmussen, Christian Mac Ørum, Lehnert, O., Erlström, M. & Dahlqvist, P., 2022, Geological Society of Sweden 150 Year Anniversary Meeting: Abstract volume. Weihed, J. B., Johansson, Å. & Rehnström, E. (eds.). Geologiska Föreningen, p. 320-321 (Geoglogiska Föreningen Specialpublikation, Vol. 1).

    Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsResearch

  13. Published

    The Kunda (early Mid Ordovician) brachiopod fauna from Western Russia: data from Putilovo Quarry

    Rasmussen, Christian Mac Ørum & Harper, D. A. T., 2004, WOGOGOB-2004 8th Meeting of the Working Group on the Ordovician Geology of Baltoscandia, Tallinn and Tartu. 1 ed. Estonia, p. 87 1 p.

    Research output: Chapter in Book/Report/Conference proceedingPreface/postscriptResearch

  14. Published

    The Ordovician System in Greenland

    Stouge, Svend, Rasmussen, Christian Mac Ørum & Harper, D. A. T., 2023, In: Geological Society, London, Special Publications. 533, 1, p. 27-64

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. Published

    The Ordovician of Scandinavia: a revised regional stage classification

    Nielsen, Arne Thorshøj, Ahlberg, P., Ebbestad, J. O. R., Hammer, Ø., Harper, D. A. T., Lindskog, A., Rasmussen, Christian Mac Ørum & Stouge, Svend, 2023, In: Geological Society, London, Special Publications. 532, p. 267-315

    Research output: Contribution to journalJournal articleResearchpeer-review

  16. Published

    The Ordovician – Silurian pentameroid seas of North Greenland: tropical incumbents rule the waves

    Harper, D. A. T., Jin, J., Rasmussen, Christian Mac Ørum, Rasmussen, Jan Audun Liljeroth, Stouge, Svend & Svennevig, K., 2007, In: Palaeontological Association, Newsletter. 66, p. 56 1 p.

    Research output: Contribution to journalConference abstract in journalResearch

  17. Published

    The Otta brachiopod and trilobite fauna: palaeogeography of Early Palaeozoic terranes and biotas across Baltoscandia

    Harper, D. A. T., Bruton, D. L. & Rasmussen, Christian Mac Ørum, 2008, In: Fossils and Strata. 54, p. 31-40 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  18. Published

    The Otta brachiopod fauna: Palaeogeography of early Palaeozoic terranes and biotas across Baltoscandia.

    Harper, D. A. T., Bruton, D. L. & Rasmussen, Christian Mac Ørum, 2005, Abstracts, Fifth International Brachiopod Congress. København: Geological Survey of Greenland, p. 15 1 p.

    Research output: Chapter in Book/Report/Conference proceedingPreface/postscriptResearch

  19. Published

    The detailed Middle to early Late Ordovician faunal succession and δ13Ccarbon chemistry of the Kårehamn drill core, offshore eastern Öland, Sweden: implications for stratigraphy and correlation

    Stouge, Svend, Bagnoli, G., Bauert, G., Bauert, H. & Rasmussen, Christian Mac Ørum, 2023, In: Estonian Journal of Earth Sciences. 72, 1, p. 159

    Research output: Contribution to journalConference abstract in journalResearchpeer-review

  20. Published

    The evolutionary dynamics of the early Palaeozoic marine biodiversity accumulation

    Kröger, B., Franeck, F. & Rasmussen, Christian Mac Ørum, 2019, In: Proceedings of the Royal Society B: Biological Sciences. 286, 1909, 6 p., 20191634.

    Research output: Contribution to journalJournal articleResearchpeer-review

  21. Published

    The glacially induced Middle Ordovician rise of the Plectambonitoidea (Brachiopoda) and the phylogenetic placement of the Baltic genus Ukoa

    Rasmussen, Christian Mac Ørum & Pedersen, M., 15 Nov 2019, In: Palaeogeography, Palaeoclimatology, Palaeoecology. 534, 14 p., 109319.

    Research output: Contribution to journalJournal articleResearchpeer-review

  22. Published

    The onset of the 'Ordovician Plankton Revolution' in the late Cambrian

    Servais, T., Perrier, V., Danelian, T., Klug, C., Martin, R., Munnecke, A., Nowak, H., Nützel, A., Vandenbroucke, T. R. A., Williams, M. & Rasmussen, Christian Mac Ørum, 2016, In: Palaeogeography, Palaeoclimatology, Palaeoecology - An International Journal for the Geo-Sciences. 458, p. 12-28 17 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  23. Published

    Towards a calibrated astronomical timescale for the Mid Ordovician

    Rasmussen, Christian Mac Ørum, Thibault, Nicolas Rudolph, Stouge, Svend, Siggaard-Andersen, M. L., Costa, M., Schovsbo, N., Calner, M., Dahlqvist, P., Korte, Christoph, Frei, Robert, Storey, M., Connelly, J., Pedersen, G. K., Rasmussen, B. W., Rasmussen, J. A. & Nielsen, A. T., 2016, p. 2812 .

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  24. Published

    Tracking brachiopod bioevents in the lower middle Ordovician (Kundan) of Baltica.

    Rasmussen, Christian Mac Ørum & Harper, D. A. T., 2005, In: Insight. 2, p. 27 1 p.

    Research output: Contribution to journalJournal articleResearch

  25. Published

    Transgressive-regressive events and facies through the Upper Ordovician– Lower Silurian of Peary Land, North Greenland

    Harper, D. A. T., Rasmussen, Christian Mac Ørum, Munnecke, A., Jin, J., Stouge, Svend & Rasmussen, Jan Audun Liljeroth, 2012, Geophysical Research Abstracts 14, EGU2012-13528, 2012. 2012 ed. Vol. 14. 1 p.

    Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsResearchpeer-review

ID: 8280