Scientific publications
Nakrem, H.A. & Orchard, M.J. 2023. Conodonts from the Grippia niveau bonebed (Lower Triassic,- Spathian), Spitsbergen, Arctic Norway. Lethaia 56(4), https://www.idunn.no/doi/10.18261/let.56.4.7
Kröger, B., Ernst, A., Penny, A., Nakrem, H.A. & Toom, U. 2023. Scale dependent diversity of bryozoan assemblages in the reefs of the Late Ordovician Vasalemma Formation, Estonia. Lethaia 56(2), https://doi.org/10.18261/let.56.2.7
Høyberget, M., Ebbestad, J.O.R., Funke, B., Funke, M.-L. K. & Nakrem, H.A. 2023.The Skyberg Lagerstätte from the Mjøsa area, Norway; a rare new window into the late early Cambrian biodiversity of Scandinavia. Lethaia 56(2), 28 pp. https://doi.org/10.18261/let.56.2.4
Nakrem, H.A., Lindemann, F.-J., Hurum, J.H. & Hammer, Ø. 2023. Fossils From the Arctic in the Collections of the Natural History Museum in Oslo, Norway. Collections: A Journal for Museum and Archives Professionals 1–22, https://journals.sagepub.com/doi/10.1177/15501906231159039
Bang, E., Nakrem, H.A., Little, C.T.S., Kürschner, W., Kelly, S.R.A. & Smelror, M. 2022. Palynology of Early Cretaceous (Barremian to Aptian) hydrocarbon (methane) seep carbonates and associated mudstones, Wollaston Forland, Northeast Greenland. Acta Palaeobotanica 62(1), 11–23, 2022. https://doi.org/10.35535/acpa-2022-0002
Lee, S., Shi, G.R., Nakrem, H.A., Woo, J. & Tazawa, J.-I. 2022. Mass extinction or extirpation: Permian biotic turnovers in the northwestern margin of Pangea. Geological Society of America Bulletin 134 (9-10), 2399–2414. https://doi.org/10.1130/B36227.1
Kwon, H., Woo, J., Oh, J.-R., Joo, Y.J., Lee, S., Nakrem, H.A. & Sim, M.S. 2022. Responses of biogeochemical sulfur cycle to Early Permian tectonic and climatic events. Earth and Planetary Science Letters 591, 11 pp. https://doi.org/10.1016/j.epsl.2022.117604
Ernst, A. & Nakrem. H.A. 2021. Two trepostome bryozoans from the Assistance Formation (Permian, Roadian) near Lake Hazen, Ellesmere Island, Canada. GFF 144 (1), 1-8 https://doi.org/10.1080/11035897.2021.1989716
Rønning, K.J., Bruton,D.L., Harper, D.A.T., Høyberget, M., Maletz, J. & Nakrem, H.A. 2020. A Cambrian–Ordovician boundary section in the Rafnes–Herøya submarine tunnel, Skien–Langesund District, southern Norway. Norwegian Journal of Geology, 100, 202015. https://dx.doi.org/10.17850/njg100-3-3
Nakrem, H.A., Sorento, T., Olaussen, S. & Stemmerik, L, 2019: Depositional environment control on bryozoan faunas, Early Permian (Artinskian) Gipshuken Formation, Spitsbergen, Arctic Norway. In: Bryozoan Studies 2016. Proceedings of the Seventeenth International Bryozoology Association Conference, 10-15 April 2016, Melbourne, Australia. Eds.: Schmidt, R., Reid. C.M., Gordon, D.P., Walker, Smith, G., Martin, S. & Percival, I. Memoirs of the Australasian Association of Palaeontologists 52, 101–107. ISSN 2205–8877.
Lee, S., Shi, G.R., Woo, J., Park, T.-Y.S., Oh, J.-R., Kim, N.-K., Nakrem, H.A. & Tazawa, J.-I. 2019. Permian spiriferellid brachiopods from northern Pangea: taxonomy, biostratigraphy, macroevolution and implications for palaeoenvironmental and palaeobiogeographical reconstructions. Journal of Systematic Palaeontology 17(22), 1871-1925, https://www.tandfonline.com/doi/abs/10.1080/14772019.2019.1570569
Delsett, L.L., Druckenmiller, P.S., Hammer, Ø, Hryniewicz, K., Knutsen, E.M., Koevoets, M.J., Nakrem, H.A., Roberts, A.J. & Hurum, J.H. 2019. Mesozoic marine reptiles from Spitsbergen and their ecosystems. Geology Today 35(1), 20-25.
Hjálmarsdóttir, H.R., Nakrem, H.A. & Nagy, J. 2018. Environmental significance and taxonomy of well preserved foraminifera from Upper Jurassic – Lower Cretaceous hydrocarbon seep carbonates, central Spitsbergen. Micropalaeontology 64 (5-6), 46 pp.
Hurum, J.H., Engelschiøn, V.S., Økland, I., Bratvold, J., Ekeheien, C.P., Roberts, A. J., Delsett, L.D., Hansen, B, B., Mørk, A., Nakrem, H.A., Druckenmiller, P. S. & Hammer, Ø. 2018.The history of exploration and stratigraphy of the early to middle Triassic vertebrate bearing strata of Svalbard (Sassendalen Group, Spitsbergen). Norwegian Journal of Geology 98 (2), 165-174.
Hansen, B.B., Hammer, Ø. & Nakrem, H.A. 2018. Stratigraphy and age of the Grippia Niveau, Lower Triassic Vikinghøgda Formation, Spitsbergen. Norwegian Journal of Geology 98 (2), 175-187.
Kleppe, K. S., Nakrem, H.A. & Stouge, S. 2018. Cambrian (Series 3 – Furongian) conodonts from the Alum Shale Formation at Slemmestad, Oslo Region, Norway. Norwegian Journal of Geology 98, 41–53. https://dx.doi.org/10.17850/njg98-1-04
Gyøry, E., Jorde, K., Hammer, Ø., Nakrem, H.A., Swajda, M. & Domeier, M. 2018. Mesoproterozoic microbialites from Telemark, Norway, and the origin of Telemarkites. Norwegian Journal of Geology 98, 25-39.
Erikstad, L., Nakrem, H.A. & Markussen, J.A. 2018. Protected geosites in an urban area of Norway - Inventories, values and management. Geoheritage (Springer) v10(2), 219-229. First Online: 02 March 2017, https://doi.org/10.1007/s12371-017-0223-6
Kaim, A., Hryniewicz, K., Little, C.T.S. & Nakrem, H. A. 2017. Gastropods from the Late Jurassic - Early Cretaceous seep deposits in Spitsbergen, Svalbard. Zootaxa 4329 (4): 351–374. https://doi.org/10.11646/zootaxa.4329.4.3
Hryniewicz, K., Bitner, M.A., Durska, E. Hjálmarsdóttir, H.R., Jenkins, R.G., Miyajima, Y., Nakrem, H.A. & Kaim, A. 2016. Paleocene methane seep and wood-fall marine environments from Spitsbergen, Svalbard. Palaeogeography, Palaeoclimatology, Palaeoecology 462, 41-56. http://dx.doi.org/10.1016/j.palaeo.2016.08.037
Borgen, U. J. & Nakrem, H.A. 2016: Morphology, phylogeny and taxonomy of osteolepiform fish. Fossils and Strata 60. Pp. 1–513. ISSN 024-1164. ISBN 9781119286431.
Dalseg, T.S., Nakrem, H.A. & Smelror, M. 2016: Dinoflagellate biostratigraphy, palynofacies, depositional environment and sequence stratigraphy of the Agardhfjellet Formation (Upper Jurassic–Lower Cretaceous) in central Spitsbergen (Arctic Norway). Norwegian Journal of Geology 96, 119-133. http://dx.doi.org/10.17850/njg96-2-04.
Hurum, J.H., Roberts, A.J., Dyke, G.J., Grundvåg, S.A., Nakrem, H.A., Midtkandal, I., Śliwińska, K.K. & Olaussen, S. 2016. Bird or maniraptoran dinosaur? — A femur from the Albian strata of Spitsbergen, Arctic Norway. Palaeontologia Polonica 67, 137-147.
Dalseg, T.S., Nakrem, H.A. & Smelror, M. 2016. Organic-walled microfossils and palynodebris in cold seep carbonate deposits: The Upper Jurassic–Lower Cretaceous Agardhfjellet Formation on Svalbard (Arctic Norway). Norwegian Jornal of Geology 96(2), http://dx.doi.org/10.17850/njg96-2-01.
Hurum, J.H., Druckenmiller, P.S., Hammer, Ø., Nakrem, H.A. & Olaussen, S. 2016. The theropod that wasn’t: an ornithopod tracksite from the Helvetiafjellet Formation (Lower Cretaceous) of Boltodden, Svalbard In: Kear, B. P., Lindgren, J., Hurum, J. H., Mila`n, J. & Vajda, V. (eds) Mesozoic Biotas of Scandinavia and its Arctic Territories. Geological Society, London, Special Publications 434, http://doi.org/10.1144/SP434.10
Hryniewicz, K., Hagström, J., Hammer, Ø., Kaim, A., Little, C.T.S. & Nakrem, H. A. 2015. Late Jurassic-Early Cretaceous hydrocarbon seep boulders from Novaya Zemlya and their faunas. Palaeogeography, Palaeoclimatology, Palaeoecology 436, 231–244.
Høyberget, M., Ebbestad, J.O.R., Funke, B. & Nakrem, H.A. 2015. Trilobites and molluscs of the Lower Cambrian Evjevik Member, Ringstrand Formation in the Mjøsa area, Norway, with notes on the biozonation. Norwegian Journal of Geology 95 (1), 34 pp. doi: http://dx.doi.org/10.17850/njg95-1-02.
Ernst, A. & Nakrem, H.A. 2015. Bryozoans from the Lower Silurian (Wenlockian) Steinsfjorden Formation of Ringerike, southern Norway. Bulletin of Geosciences 90(1), 65–87
Hryniewicz, K., Nakrem, H. A., Hammer, Ø., Little, C.T.S., Kaim, A., Sandy. M. &. Hurum, J.H. 2014. The palaeoecology of latest Jurassic-earliest Cretaceous hydrocarbon seep carbonates from Spitsbergen, Svalbard. Lethaia. DOI: 10.1111/let.12112., 22 pp.
Hurum, J.H., Roberts, A.J., Nakrem, H.A., Stenløkk, J.A. & Mørk, A. 2014. The first recovered ichthyosaur from the Middle Triassic of Edgeøya, Svalbard. Norwegian Petroleum Directorate Bulletin 11, 97–110.
Sandy, M., Hryniewicz, K., Hammer, Ø., Nakrem, H. A., & Little, C.T.S. 2014. Brachiopods from Late Jurassic – Early Cretaceous hydrocarbon seep deposits, central Spitsbergen, Svalbard. Zootaxa, 3884 (6), 32 pp.
Hryniewicz, K., Little, C.T.S. & Nakrem, H. A. 2014. Bivalves from the latest Jurassic-earliest Cretaceous hydrocarbon seep carbonates from central Spitsbergen, Svalbard. Zootaxa 3859(1), 66 pp.
Hammer, Ø., Hryniewicz, K., Hurum, J.H., Høyberget, M., Knutsen, E.M., & Nakrem, H.A. 2013. Large onychites (cephalopod hooks) from the Upper Jurassic of the Boreal Realm. Acta Palaeontologica Polonica 58 (4): 827–835.
Hurum, J.H., Nakrem, H.A., Hammer, Ø., Knutsen, E.M., Druckenmiller, P.S., Hryniewicz, K. & Novis, L.K. 2012. An Arctic Lagerstätte – the Slottsmøya Member of the Agardhfjellet Formation (Upper Jurassic – Lower Cretaceous) of Spitsbergen. Norwegian Journal of Geology 92, 55-64.
Hammer, Ø., Collignon, M. & Nakrem, H. A. 2012. Organic carbon isotope chemostratigraphy and cyclostratigraphy in the Volgian of Svalbard. NorwegianJournal of Geology 92, 103-112.
Hryniewicz, K., Hammer, Ø., Nakrem, H.A. & Little, C.T.S. 2012.Microfacies of the Volgian-Ryazanian (Jurassic-Cretaceous) hydrocarbon seep carbonates from Sassenfjorden, central Spitsbergen, Svalbard. Norwegian Journal of Geology 92, 113-131.
Rousseau, J. & Nakrem, H.A. 2012. An Upper Jurassic Boreal echinoderm Lagerstatte from Janusfjellet, central Spitsbergen. Norwegian Journal of Geology 92, 133-161.
Nakrem, H.A. & Kiessling, W. 2012. Late Jurassic (Volgian) radiolarians from Central Spitsbergen – a preliminary study. Norwegian Journal of Geology 92, 149-155.
Hjalmarsdottir, H.R., Nakrem, H.A. & Nagy, J. 2012. Foraminifera from Late Jurassic – Early Cretaceous hydrocarbon seep carbonates, central Spitsbergen, Svalbard – preliminary results. Norwegian Journal of Geology 92, 157-165.
Holmer, L.E. & Nakrem, H.A. 2012. The lingulid brachiopod Lingularia from lowermost Cretaceous hydrocarbon seep bodies, Sassenfjorden area, central Spitsbergen, Svalbard. Norwegian Journal of Geology 92,167-174.
Druckenmiller, P.S., Hurum, J.H., Knutsen, E.M. & Nakrem, H.A. 2012. Two new ophthalmosaurids (Reptilia: Ichthyosauria) from the Agardhfjellet Formation (Upper Jurassic: Volgian/Tithonian), Svalbard, Norway. Norwegian Journal of Geology 92, 311-339.
Ernst, A. & Nakrem, H. A. 2011. Late Ordovician (Sandbian) bryozoans and their depositional environment, Furuberget Formation, Mjøsa District, Oslo Region, Norway. Bulletin of Geosciences v87. (printed 2012)
Ernst, A. & Nakrem, H.A. 2011. Bryozoans from the Ordovician Mjøsa Formation, Oslo Region. Norwegian Journal of Geology 91, 163-180. (printed 2012)
Hetherington, C.J., Nakrem, H.A. & Potel, S. 2011. Note on the composition and mineralogy of Wenlock Silurian bentonites from the Ringerike District: Implications for local and regional stratigraphic correlation and sedimentary environments. Norwegian Journal of Geology 91, 181-192. (printed 2012)
Wierzbowski, A., Hryniewicz, K., Hammer, Ø., Nakrem, H.A. & Little, C.T.S. 2011: Ammonites from hydrocarbon seep carbonate bodies from the uppermost Jurassic-lowermost Cretaceous of Spitsbergen, Svalbard, and their biostratigraphic importance. Neues Jahrbuch für Geologie und Paläontologie 262, 267–288.
Hammer, Ø., Nakrem, H.A., Little. C.T.S., Hryniewicz, K., Sandy, M.R., Druckenmiller, P., Knutsen, E.M., Hurum, J.H. & Høyberget, M. 2011. Hydrocarbon seeps from close to the Jurassic–Cretaceous boundary, Svalbard. Palaeogeography, Palaeoclimatology, Palaeoecology 306, 15-26.
Van Koeverden, J.H., Nakrem, H.A. & Karlsen, D.A. 2010. Migrated oil on Novaya Zemlya, Russian Arctic: Evidence for a novel petroleum system in the eastern Barents Sea and the Kara Sea. AAPG Bulletin 94(6), 791–817.
Nakrem, H.A., Blazejowski, B. & Gazdzicki, A. 2009. Lower Permian bryozoans from southern and central Spitsbergen, Svalbard. Acta Palaeontologica Polonica 54, 677-698.
Baud, A., Nakrem, H. A., Beauchamp, B., Beatty, T.W., Embry, A.F. & Henderson, C.M. 2008. Lower Triassic bryozoan beds from Ellesmere Island , High Arctic, Canada. Polar Research 27, 428-440.
Nakrem, H. A., Orchard, M.J., Weitschat, W., Hounslow, M.W., Beatty, T.W. & Mørk, A. 2008. Triassic conodonts from Svalbard and their Boreal correlations. Polar Research 27, 523-539.
Nakrem, H. A. 2008. Fossil Bryozoa from Svalbard (Arctic Norway) - a research history. In: P. Wyse Jackson, P. & M. Spencer Jones (eds): Annals of Bryozoology 2: aspects of the history of research on bryozoans. Pp. 71-88. International Bryozoology Association, Dublin. ISBN 0-9543644-1-4.
Nakrem, H.A. & Ernst, E. 2008. Arcticoporidae fam. nov. (Bryozoa, Trepostomata) from the Lower Triassic of Ellesmere Island ( Canada ) with remarks on some other Triassic bryozoans. In: J. E. Winston, M. M. Key, Jr., and S. J. Hageman (eds.). 14th International Bryozoology Association Conference Volume. Special Publication Series of the Virginia Museum of Natural History Press; Martinsville , pp. 143-152.
Ernst, A. & Nakrem, H. A. 2007. Lower Permian Bryozoa from Ellesmere Island (Canada). Palëontologische Zeitschrift 81 (1), 17-28.
Bruton, D. L. & Nakrem, H. A. 2005. Enrolment in a Middle Ordovician agnostoid trilobite. Acta Palaeontologica Polonica 50 (3): 441–448.
Nakrem, H. A. 2005. Some middle Permian bryozoans from Svalbard , Arctic Norway. I: Bryozoan Studies 2004 . Great Britain : Taylor & Francis Books 2005. ISBN 0415372933. p. 197-205
Ernst, A. & Nakrem, H. A. 2005. Bryozoans from the Artinskian (Lower Permian) Great Bear Cape Formation , Ellesmere Island (Canadian Arctic ). I: Bryozoan Studies 2004. Great Britain : Taylor & Francis Books 2005. ISBN 0415372933, p. 63-68
Hetherington, C.J., Nakrem, H.A. & Batchelor, R.A. 2004 The Bjørntvet metabentonite: A new correlation tool for the Silurian of the southwest Oslo Region. Norwegian Journal of Geology 84, 239-250 (NGT).
Glørstad, H., Nakrem, H. A. & Tørhaug, V. 2004. Nature in Society: Reflections over a Mesolithic Sculpture of a Fossilised Shell. Norwegian Archaeological Review 37(2), 95-110.
Nakrem, H. A. 2002. A Moscovian (Carboniferous) bryozoan buildup from Svalbard. In: Wyse Jackson, P., Buttler, C. & Spencer Jones, M. (Eds.) Bryozoan Studies 2001, 239-245. Swets & Zeitlinger, Lisse.
Nakrem, H. A., Szaniawski, H., & Mørk, A. 2001. Permian-Triassic scolecodonts and conodonts from the Svalis Dome, central Barents Sea, Norway - Acta Palaeontologica Polonica 46(1), 67-84.
Mørk, A., Elvebakk, G., Forsberg, A. W., Hounslow, M. W., Nakrem, H. A., Vigran, J. O., Weitschat, W. 1999. The type section of the Vikinghøgda Formation: a new Lower Triassic unit in central and eastern Svalbard. Polar Research 18(1), 51-82.
Smelror, M., Cocks, L. R. M., Mørk, A., Neuman, B. E. E. & Nakrem, H. A. 1997. Upper Ordovician - Lower Silurian strata and biota from offshore south Norway Norsk Geologisk Tidsskrift 77(4), 251-268.
Pickard, N. A. H., Eilertsen, F., Hanken, N.-M., Johansen, T. A., Lønøy, A., Nakrem, H. A., Nilsson, I., Samuelsberg, T. J. & Somerville, I. D. 1996. Stratigraphic framework of Upper Carboniferous (Moscovian-Kasimovian) strata in Bünsow Land, central Spitsbergen: palaeogeographic implications. Norsk Geologisk Tidsskrift 76, 169-185.
Sobolev, N. N. & Nakrem, H. A. 1996. Middle Carboniferous - Lower Permian conodonts of Novaya Zemlya. Norsk Polarinstitutt Skrifter 199, 128 pp. [Printed 1997]
Nakrem, H. A. 1996. Norwegian Natural History Museum Collection Computerization: A First Report. Collection Forum 12 (2), 55-59. [Printed 1997]
Nakrem, H. A. & Spjeldnæs, N. 1995. Ramipora hochstetteri Toula, 1875 (Bryozoa, Cystoporata), from the Permian of Svalbard. Journal of Paleontology 69 (5), 831-838.
Nakrem, H. A. 1994. Middle Carboniferous-Lower Permian bryozoans from Spitsbergen. Acta Palaeontologica Polonica 39 (1), 45-116.
Nakrem, H. A. 1994. Bryozoans from the Lower Permian Vøringen Member (Kapp Starostin Formation), Spitsbergen (Svalbard). Norsk Polarinstitutt Skrifter 196, 92 pp. [Printed 1995]
Nakrem, H. A., Nilsson, I. & Mangerud, G. 1992. Permian biostratigraphy of Svalbard (Arctic Norway) - A review. International Geology Review 34 (9), 933-959.
Nakrem, H. A. 1991. Conodonts from the Permian succession of Bjørnøya (Svalbard). Norsk Geologisk Tidsskrift 71, pp. 235-248.
Nakrem, H. A., Nilsson, I. & Simonsen, B. T. 1991. Moscovian (Carboniferous) microfossils (Bryozoa, Conodonta and Fusulinida) from Novaya Zemlya, Arctic U.S.S.R. Polar Research 9(1), 45-64.
Nakrem, H. A. & Mørk, A. 1991. New Early Triassic Bryozoa (Trepostomata) from Spitsbergen, with some remarks on the stratigraphy of the investigated horizons. Geological Magazine 128, 129-140.
Nakrem, H. A. 1988. Permian bryozoans from southern Spitsbergen and Bjørnøya. A review of bryozoans described by J. Malecki (1968, 1977). Polar Research 6, 113-121.
Armstrong, H. A., Nakrem, H. A. & Ohta, Y. 1986. Ordovician conodonts from Bulltinden Formation, Motalafjella, central western Spitsbergen. Polar Research 4, 17-23.
Nakrem, H. A. 1986. Llandovery conodonts from the Oslo Region, Norway. Norsk Geologisk Tidsskrift 66, 121-133.
Selected non-refereed publications
Erikstad, L., Hoel, O.A., Nakrem, H.A. & Markussen, J.A. 2014. Forvaltningsplan for geologiske verneområder i Buskerud, Oslo og Akershus med tilleggsvurderinger. Fylkesmannen i Oslo og Akershus, Miljøvernavdelingen, rapportnummer 5-2013, 135 pp.
Nakrem, H.A. & Rasmussen, J.A. 2013. Oslo district, Norway. In: M. Calner, P. Ahlberg, O. Lehnert & M. Erlström (eds.): The Lower Palaeozoic of southern Sweden and the Oslo Region, Norway. Field Guide for the 3rd Annual Meeting of the IGCP project 591. Sveriges geologiska undersökning Rapporter och meddelanden 133, 58–85 (+references). 50 MB size!
Nakrem, H. A., Hurum, J. H. & Dallmann, W. 2004. Protection of articulated marine Jurassic reptiles of Svalbard. ProGEO News 2004;4:1-4
Nakrem, H. A. 2001. Palaeodatabases in Norway. EUROPAL 18, 21-28.
Selected Editorials
Nakrem, H.A. & Husås, A. M. (Redaktører) 2021. NGF 33. Geological Winter Meeting. Digitally, January 6-8. 2021. NGF Abstracts and Proceedings of the Geological Society of Norway 1 (2021), 86 pp. ISBN: 978-82-8347-049-2
Nakrem, H.A. & Husås, A. M. (Redaktører) 2020. 34th Nordic Geological Winter Meeting. Oslo, January 8.-10. 2020. NGF Abstracts and Proceedings of the Geological Society of Norway 1 (2020), 239 pp. ISBN: 978-82-8347-018-5
Nakrem, H. A. & Mørk, A. (Redaktører) 2015. Boreal Triassic II. Longyearbyen, Svalbard, 28 August – 2 September 2015. NGF Abstracts and Proceedings of the Geological Society of Norway 4 (2015), 48 pp. ISBN: 978-82-8347-000-0.
Nakrem, H. A. & Mørk, A. (Eds) 2006. Boreal Triassic. Longyearbyen, Svalbard, 16-19 August 2006. NGF Abstracts and Proceedings of the Geological Society of Norway 3 (2006), 149 pp. ISBN: 82-92394-28-1
Kielan-Jaworowska, Z., Heintz, N. & Nakrem, H. A. (Eds.) 1991. Fifth Symposium on Mesozoic Terrestrial Ecosystems and Biota. Extended abstracts. Contributions from the Paleontological Museum, University of Oslo 364, VII + 72 pp.
Internal museum catalogues
Norborg, A. K., Dalland, A., Heintz, N. & Nakrem, H. A. 1997. Catalogue of Jurassic/Cretaceous fossils and sedimentary rocks from Andøya, northern Norway. Contributions from the Paleontological Museum, University of Oslo 406, 77 pp.
Nakrem, H. A. 1989. Catalogue of fossils and geological material from Novaya Zemlya, U.S.S.R. Contributions from the Paleontological Museum, University of Oslo 356, 75 pp.
Recent conference abstracts (since 2015)
Høyberget, M., Ebbestad, J.O.R., Funke, B., Funke, M.-L. K. & Nakrem, H.A. 2023. A preliminary report on The Skyberg Biota, a new lower Cambrian Lagerstätte from the Mjøsa area in Norway. NGF Abstracts and Proceedings of the Geological Society of Norway 1 (2023), p. 42. ISBN: 978-82-8347-052-9
Lindemann, F.‐J., Lindskog, A., Doyle, P., Stouge, A., Nakrem, H.A. 2023. Lethaia and Fossils and Strata are Open Access. NGF Abstracts and Proceedings of the Geological Society of Norway 1 (2023), p. 54-55. ISBN: 978-82-8347-052-9
Nakrem, H.A. 2022. Permian bryozoans from Svalbard – a review. 19th IBA International Conference – Dublin, 22.-26. August 2022 – Abstract Volume, p. 45.
Bang, E., Smelror, M., Kürschner, W.M. & Nakrem, H.A. 2021. Palynology of Early Cretaceous hydrocarbon seep carbonates from Wollaston Forland, Northeast Greenland – preliminary results. NGF Abstracts and Proceedings of the Geological Society of Norway 1 (2021), p. 5
Rønning, K.J., Bruton, D.L., Harper, D.A.T., Høyberget, M., Maletz, J. & Nakrem, H.A. 2021. A Cambrian–Ordovician boundary section in the Rafnes–Herøya submarine tunnel, Skien–Langesund District, southern Norway. NGF Abstracts and Proceedings of the Geological Society of Norway 1 (2021), p. 67-68.
Hurum, J. H., Delsett, L.L., Hammer, Ø. & Nakrem, H.A. 2020. 15 years with the Spitsbergen Mesozoic Research Group. NGF Abstracts and Proceedings of the Geological Society of Norway 1 (2020), p. 98. ISBN: 978-82-8347-018-5
Nakrem, H.A., Little, C.T.S. & Kelly, S.R.A. 2020. Early Cretaceous hydrocarbon seep carbonates from Wollaston Forland, Northeast Greenland. NGF Abstracts and Proceedings of the Geological Society of Norway 1 (2020), p. 149. ISBN: 978-82-8347-018-5
Nakrem, H.A. & Ernst, A. 2019. Ordovician bryozoans from the Oslo Region – preliminary findings. 18th IBA International Conference – Liberec, Czech Republic, 17.-22. Juni 2019 – Abstract Volume.
Nakrem, H. A. 2018. Permian bryozoans in shallow drilling cores from the Barents Shelf. Larwood Meeting (Cardiff) June 2018, Abstracts, p. 20.
Hurum, J.H., Økland, I. H., Ekeheien, C.P., Bratvold, J., Nash, V.E., Roberts, A.J., Delsett, L.L., Hansen, B.B. Mørk, A., Druckenmiller, P., Reisdorf, A., Wintrich, T., Nakrem, H.A. & Hammer, Ø. 2017. Death and survival in the Early Triassic – Svalbard revisited. NGF Abstracts and Proceedings of the Geological Society of Norway 1 (2017), p. 39-40.
Nakrem, H.A., Hryniewicz, K., Hammer, Ø., Little, C.T.S. & Kaim, A. 2017. Fossil seep carbonates (Late Jurassic – Late Paleocene) of the greater Barents Shelf area. NGF Abstracts and Proceedings of the Geological Society of Norway 1 (2017), p. 63.
Nakrem, H.A., Drøhse, T.S., Olaussen, S. & Stemmerik, L. 2016. Bryozoans in an Early Permian (Artinskian) shallow marine environment (Spitsbergen, Arctic Norway). 17th IBA International Conference – Melbourne, 10.-15. April 2016 – Abstract Volume, p. 65.
Nakrem, H.A. & Hurum, J.H. 2015. Geo-tourism in the Arctic – challenges in a vulnerable environment. Promoting Geological Heritage: Challenges and Issues. 5-10th October 2015 Marrakesh. (Abstracts book page 72)
Erikstad, L., Nakrem, H.A. & Markussen, J.A. 2015. Protection of geological sites in an urban area of Norway – results and future issues. Promoting Geological Heritage: Challenges and Issues. 5-10th October 2015 Marrakesh (Poster). (Abstracts book page 107).
Nakrem, H.A. 2015. The Paleozoic of Norway – a brief introduction. Keynote at the 2015 “CIMP” Meeting in Bergen ("Commission Internationale de la Microflore du Paléozoique"), Abstract volume p. 34-35. (Incl. one full day excursion in the Oslo Region, 16. Sept. 2015).
Erikstad, L., Nakrem, H.A. & Markussen, J.A. 2015. Protection of geological sites in an urban area of Norway – results and future issues. The VIII International ProGEO Symposium in Reykjavik 8-12 September 2015 (Poster). (Abstract….)
Hurum, J.H., Hammer, Ø. & Nakrem, H.A. 2015. The vertebrate faunal recovery in Svalbard after the P-T extinction. Boreal Triassic. NGF Abstracts and Proceedings of the Geological Society of Norway 2015-4, p. 17. ISBN: 978-82-8347-000-0. (Poster).
Hurum, J.H., Roberts, A.J., Nakrem, H.A., Stenløkk, J.A. & Mørk, A. 2015. ODA - The first recovered ichthyosaur from the Middle Triassic of Edgeøya, Svalbard. Boreal Triassic. NGF Abstracts and Proceedings of the Geological Society of Norway 2015-4, p. 17-18. ISBN: 978-82-8347-000-0.
Nakrem, H.A. 2015. Bryozoan distribution across the Permian-Triassic transition, with focus on the Boreal region. Boreal Triassic. NGF Abstracts and Proceedings of the Geological Society of Norway 2015-4, p. 34-35. ISBN: 978-82-8347-000-0.
Piazza, V., Hammer, Ø. & Nakrem, H.A. 2015. Late Smithian (Early Triassic) ammonoids from the uppermost Lusitaniadalen Member (Vikinghøgda Formation), Svalbard. Boreal Triassic. Boreal Triassic. NGF Abstracts and Proceedings of the Geological Society of Norway 2015-4, p. 44. ISBN: 978-82-8347-000-0. (Poster).
Franeck, F., Sandbakken, M.M., Midtkandal, I., Nakrem, H.A. & Nystuen, J.P. 2015. A multi-phased incised valley system of the upper Ordovician in the Oslo Region. NGF Vinterkonferansen 2015. NGF Abstracts and Proceedings of the Geological Society of Norway 1 (2015), p. 31. ISBN: 978-82-92-39497-7.
Hurum, J.H., Druckenmiller, P., Hammer, Ø., Nakrem, H.A. & Olaussen, S. 2015. New dinosaur tracks at Kvalvågen, Svalbard. NGF Vinterkonferansen 2015. NGF Abstracts and Proceedings of the Geological Society of Norway 1 (2015), p. 44-45. ISBN: 978-82-92-39497-7.
Utvalgte populærvitenskapelige artikler
Nakrem, H.A. & Sørgaard, K. 2022. Lindøya i indre Oslofjord, en geologisk rusletur. GEONYTT nr 3 (2022), 23-29.
Nakrem, H. A. 2022. Konodonter – mikrofossiler med skjulte verdier. Stein nr 3 (2022), 3-6.
Nakrem, H.A. & Sørgaard, K. 2022. Lindøyas opprinnelse – den geologiske historien. I: Erichsen, K.-A., Huuse, A.-S. E., Myhre, J.C., Lintoft, C. & Skaar, T.E. "Lindøya Vel 1922–2022 Jubileumsbok", 46-54.
Nakrem, H.A. 2022. Fossiljakt i Nasjonalmuseet i Oslo. GEONYTT nr 2 (2022), 12-13.
Eriksen, M. & Nakrem, H.A. 2022. Trilobittenes massegrav. GEONYTT nr 1 (2022), 13-19.
Nakrem, H.A., Hurum, J.H. & Delsett, L.L. 2022. Geologien i Slemmestadområdet. Stein nr 1 (2022), 7-13.
Nakrem, H.A. 2022. Graptolittene i Slemmestad. Stein nr 1 (2022), 27-30.
Guttormsen, J. & Nakrem, H.A. 2022. Blekksprutfeltet i Slemmestad. Stein nr 1 (2022), 36-40.
Knarud, R. & Nakrem, H.A. 2021. Hva kan steinene i “Steinhuset” på Granavollen fortelle oss? GEONYTT nr 4 (2021), 4-16.
Nakrem, H.A. 2021. 100 år etter Olaf Holtedahls ekspedisjon til Novaja Zemlja. GEONYTT nr 4 (2021), 28-31.
Nakrem, H. A. 2020. Verneverdige lokaliteter vandaliseres. Oslofeltets historske ekskursjonslokaliteter forvitrer etter offentlige inngrep. GEO 06 (2020), s. 57. ISSN 1500-8371
Nakrem, H.A. 2020. Nord-Afrikas ikoniske dinosaur: kjøttetende gigant med imponerende ryggseil. GEO 05 (2020), 10-16.
Nakrem, H.A. 2020. Pre-kambrisk liv: en spektakulær stromatolittforekomst fra Marokko. Naturen, 2020-nr4, 136-141.
Nakrem, H.A. 2020. Eksepsjonelle fossiler i Marokko kobler den kambriske eksplosjonen til den ordoviciske radiasjonen. Biolog nr 2-2020, 32-37.
Hurum, J.H., Nakrem, H.A., Hammer, Ø. & Delsett, L.L. 2019. Gravplass i verdensformat. GEO 22(3) (mai 2019), 12-18.
Erikstad, L., Nakrem, H.A. & Markussen, J.A. 2014. Management plan for protected geosites in the counties Oslo and Akershus, Norway. ProGEO News no. 1-2014, 1-4.
Nakrem, H.A. 2013. Glimt av Kinas geologi – fra den kambriske eksplosjon til fantastiske dinosaurer. Stein 40(4), 14-23.
Nakrem, H. A. & Worsley, D. 2013. Havet oversvømmer landet. Kambrium, ordovicium og silur – et yrende liv i havet; 541-419 millioner år. I Ramberg, I., Bryhni, I., Nøttvedt, A. & Rangnes, K. (red.) Landet blir til – Norges geologi. 2. utgave. Norsk Geologisk Forening, Trondheim. ISBN 978-82-92-39483-0. 148-176.
Nakrem, H.A. & Hurum, J.H. 2012. Svalbards fossiler. Stein 39(4), 4-6. ISSN: 0802-9121
Nakrem, H.A. 2012. De eldste fossilene som er funnet på Svalbard. Stein 39(4), 7-9.
Nakrem, H.A. & Hurum, J.H. 2012. Svalbard-fossiler fra kambrium, ordovicium og silur. Stein 39(4), 10-15.
Nakrem, H.A. 2012. Devon og karbon på Svalbard – planter inntar landjorda. Stein 39(4), 20-23.
Nakrem, H.A. 2012. Marine fossiler fra karbon og perm, Svalbard. Stein 39(4), 24-29.
Stenløkk, J. & Nakrem, H. A. 2012. En fiskeøgle fra trias på Svalbard. Stein 39(4), 30-33.
Hurum, J.H., Nakrem, H.A., Knutsen, E.M. 2012. Verdens største forekomst av øgler som levde i havet. Stein 39(4), 48-55.
Hurum, J.H., Nakrem, H.A., Midtkandal, I. 2012. Planter og dinofotspor. Stein 39(4), 58-62.
Borgen, U.J. & Nakrem, H.A. 2012. Ny fiskeslekt definert i karbonbergarter fra Asker. GEO Mai 2012, 52-53.
Nakrem, H.A. & Hurum, J.H. 2011. Falske fossiler – naturens luner eller juks og fanteri? Stein 38(3), 4-14.
Nakrem, H.A. 2010. Noen helt spesielle prøver fra Novaja Zemlja. GEO vol 13(7), desember 2010, p. 57. ISSN: 1500-8371
Nakrem, H.A. & Hammer, Ø. 2010. Fossilfauna dominert av blekkspruter. GEO vol 13(7), desember 2010, 20-24. ISSN: 1500-8371
Knutsen, E.M., Hurum, J.H. & Nakrem, H.A. 2009. Svalbards unike fiske- og svaneøgler fra juratiden - utgraving, konservering og forskning. Ottar nr 278 (nr 5-2009), 30-37. (Tromsø Museum).
Stenløkk, J. & Nakrem, H. A. 2009. Nytt funn av fossile fiskeøgler på Svalbard. GEO nr.6 (oktober) 2009, 32-36.
Worsley, D. & Nakrem, H. A. 2008. The Lower Palaeozoic – Cambrian, Ordovician and Silurian – the sea teems with life; 542-416 Ma. I Ramberg, I., Bryhni, I., Nøttvedt, A. & Rangnes, K. (red.) The Making of a Land. Geology of Norway. Norsk Geologisk Forening, Trondheim. ISBN 978-82-92-39442-7. 148-177.
Nakrem, H. A., Tetlie, O. E. & Koch, L. G. 2006. Nytt funn av den fossile sjøskorpionen Mixopterus i Norge. Naturen nr 1 (2006), 22-31.
Nakrem, H. A. & Worsley, D. 2006. Jordens eldste oldtid. Kambrium, ordovicium og silur – et yrende liv i havet; 542-416 millioner år. I Ramberg, I., Bryhni, I. & Nøttvedt, A. (red.) Landet blir til – Norges geologi. Norsk Geologisk Forening, Trondheim. ISBN 82-92394-31-1. 148-177.
Nakrem, H. A., Tetlie, O. E. & Koch, L. G. 2005. Nytt funn av sjøskorpion ved Steinsfjorden. Heftet Ringerike (ISBN 82-996833-4-3) nr. 7, 10-14.
Nakrem, H. A. & Hurum, J. H. 2004. Redningsaksjon for gammel øgle. GEO November 2004, 36-38.
Nakrem, H. A. 2004. Bryozoer. I: Hurum, J. H. & Frøyland, M. (Redaktører) "Nedre Eikers underjordiske skatter. Stein til nytte og glede", s. 70-72. Nedre Eiker kommune, ISBN 82-994647-1-4.
Selected web productions
Geological Museum's Fossil Exhibitions (Norwegian)
Paleontological Museum Type Collection
Norwegian Mammoths (In Norwegian)
Schmidt Trilobites