Home
  • E-mailEndre.Willassen@uib.no
  • Phone+47 55 58 29 01+47 992 77 878
  • Visitor Address
    Allégaten 41
    Bergen
  • Postal Address
    Postboks 7800
    5020 BERGEN

Phylogenetics, history of evolution, biodiversity

Academic article
  • Roth, Steffen; Balvín, Ondřej; Siva-Jothy, Michael T.; Di Iorio, Osvaldo; Benda, Petr; Calva, Omar; Faundez, Eduardo I; Khan, Faisal Ali Anwarali; McFadzen, Mary; Lehnert, Margie P; Naylor, Richard; Simov, Nikolay; Morrow, Edward H.; Willassen, Endre; Reinhardt, Klaus. 2019. Bedbugs (Cimicidae) evolved before their bat hosts and did not co-speciate with ancient humans. Current Biology. 1847-1853.
  • Oskars, Trond Roger; Too, Chin Chin; Rees, David John; Mikkelsen, Paula M.; Willassen, Endre; Malaquias, Manuel Antonio E. 2019. A molecular phylogeny of the gastropod family Haminoeidae sensu lato (Heterobranchia: Cephalaspidea): a generic revision. Invertebrate systematics. 426-472.
  • Lörz, Anne-Nina; Tandberg, Anne Helene S.; Willassen, Endre; Driskell, Amy C. 2018. Rhachotropis (Eusiroidea, Amphipoda) from the North East Atlantic. ZooKeys. 75-101.
  • Mikkelsen, Nina Therese; Todt, Christiane; Kocot, Kevin M.; Halanych, Kenneth M.; Willassen, Endre. 2018. Molecular phylogeny of Caudofoveata (Mollusca) challenges traditional views. Molecular Phylogenetics and Evolution. 138-150.
  • Jurado-Rivera, José A.; Pons, Joan; Alvarez, Fernando; Botello, Alejandro; Humphreys, William F.; Page, Timothy J.; Iliffe, Thomas M.; Willassen, Endre; Meland, Kenneth; Juan, Carlos; Jaume, Damià. 2017. Phylogenetic evidence that both ancient vicariance and dispersal have contributed to the biogeographic patterns of anchialine cave shrimps. Scientific Reports.
  • Budaeva, Nataliya; Schepetov, Dmitry; Zanol, Joana; Neretina, Tatiana; Willassen, Endre. 2016. When molecules support morphology: Phylogenetic reconstruction of the family Onuphidae (Eunicida, Annelida) based on 16S rDNA and 18S rDNA. Molecular Phylogenetics and Evolution. 791-801.
  • Willassen, Endre; Williams, Akanbi Bamikole; Oskars, Trond Roger. 2016. New observations of the enigmatic West African Cellana limpet (Mollusca: Gastropoda: Nacellidae). Marine Biodiversity Records.
  • Plotkin, Alexander; Voigt, Oliver; Willassen, Endre; Rapp, Hans Tore. 2016. Molecular phylogenies challenge the classification of Polymastiidae (Porifera, Demospongiae) based on morphology. Organisms Diversity & Evolution. 45-66.
  • Malaquias, Manuel Antonio E.; Ohnheiser, Lena Tina; Oskars, Trond Roger; Willassen, Endre. 2016. Diversity and systematics of philinid snails (Gastropoda: Cephalaspidea) in West Africa with remarks on the biogeography of the region. Zoological Journal of the Linnean Society.
  • Poulsen, Jan Yde; Byrkjedal, Ingvar; Willassen, Endre; Rees, David John; Takeshima, Hirohiko; Satoh, Takashi P.; Shinohara, Gento; Nishida, Mutsumi; Miya, Masaki. 2013. Mitogenomic sequences and evidence from unique gene rearrangements corroborate evolutionary relationships of Myctophiformes (Neoteleostei). BMC Evolutionary Biology.
  • Keuning, Rozemarijn; Schander, Christoffer; Kongsrud, Jon Anders; Willassen, Endre. 2011. Ecology of twelve species of Thyasiridae (Mollusca: Bivalvia). Marine Pollution Bulletin. 786-791.
  • Ekrem, Torbjørn; Willassen, Endre; Stur, Elisabeth. 2010. Phylogenetic utility of five genes for dipteran phylogeny: A test case in the Chironomidae leads to generic synonymies. Molecular Phylogenetics and Evolution. 561-571.
  • Velle, Gaute; Brodersen, Klaus P.; Birks, Harry John Betteley; Willassen, Endre. 2010. Midges as quantitative temperature indicator species: Lessons for palaeoecology. The Holocene. 989-1002.
  • Paillard, Christine; Korsnes, Kjetil; Le Chevalier, Patrick; Le Boulay, Christine; Harkestad, Lisbeth; Eriksen, Anne Grete; Willassen, Endre; Bergh, Øivind; Bovo, Clément; Skår, Cecilie K; Mortensen, Stein. 2008. Vibrio tapetis-like strain isolated from introduced Manila clams Ruditapes philippinarum showing symptoms of brown ring disease in Norway. Diseases of Aquatic Organisms. 153-161.
  • Paillard, Christine; Korsnes, Kjetil; Le Chevalier, Patrick; Le Boulay, Christine; Harkestad, Lisbeth; Eriksen, Anne Grete; Willassen, Endre; Bergh, Øivind; Bovo, Clément; Skår, Cecilie; Mortensen, Stein. 2008. Vibrio tapetis-like strain isolated from introduced Manila clams Ruditapes philippinarum showing symptoms of brown ring disease in Norway. Diseases of Aquatic Organisms. 153-161.
  • Meland, Kenneth; Willassen, Endre. 2007. The disunity of “Mysidacea” (Crustacea). Molecular Phylogenetics and Evolution. 1083-1104.
  • Byrkjedal, Ingvar; Rees, David J.; Willassen, Endre. 2007. Lumping lumpsuckers: molecular and morphological insights into the taxonomic status of Eumicrotremus spinosus (Fabricius, 1776) and Eumicrotremus eggvinii Koefoed, 1956 (Teleostei: Cyclopteridae). Journal of Fish Biology. 111-131.
  • Mikkelsen, Nina Therese; Schander, Christoffer; Willassen, Endre. 2007. Local scale DNA barcoding of bivalves (Mollusca): a case study. Zoologica Scripta. 455-463.
  • Ekrem, Torbjørn; Willassen, Endre; Stur, Elisabeth. 2007. A comprehensive DNA sequence library is essential for identification with DNA barcodes. Molecular Phylogenetics and Evolution. 530-542.
  • Schander, Christoffer; Willassen, Endre. 2005. What can biological barcoding do for marine biology? Marine Biology Research. 79-83.
  • Willassen, Endre. 2005. New species of Diamesa (Diptera: Chironomidae) from Tibet: conspecific males and females associated with mitochondrial DNA. Zootaxa. 19-32.
  • Willassen, Endre; Hanssen, Oddvar; Koksvik, Jan Ivar. 2005. Diamesa parancysta Serra-Tosio: an East-Palearctic midge new to Europe (Diptera: Chironomidae: Diamesinae). Norwegian Journal of Entomology. 69-73.
  • Meland, Kenneth; Willassen, Endre. 2004. Molecular phylogeny and biogeography of the genus Pseudomma (Peracarida: Mysidacea). Journal of Crustacean Biology. 541-557.
  • Ekrem, Torbjørn; Willassen, Endre. 2004. Exploring Tanytarsini relationships (Diptera: Chironomidae) using mitochondrial COII gene sequences. Insect Systematics & Evolution. 263-276.
  • Ekrem, Torbjørn; Willassen, Endre. 2004. Exploring Tanytarsini relationships (Diptera: Chironomidae) using mitochondrial COII gene sequences. Insect Systematics & Evolution. 263-276.
  • Willassen, Endre. 1999. "Take 25mg of insect.." - simmering signals of phylogeny from chironomid mitochondria. Chironomus newsletter on Chironomidae research. 5-10.
  • Thunes, Karl H.; Willassen, Endre. 1997. Species composition of beetles (Coleoptera) in the bracket fungi Piptoporus betulinus and Fomes fomentarius (Aphyllophorales: Polyporacea): an explorative approach with canonical correspondence analysis. Journal of Natural History. 471-486.
  • Thunes, Karl Hilding; Willassen, Endre. 1997. Species composition of beetles (Coleoptera) in the bracket fungi Piptoporus betulinus and Fomes fomentarius (Aphyllophorales : Polyporaceae): an explorative analysis with canonical correspondence analysis. Journal of Natural History. 471-486.
  • Johanson, Kjell Arne; Willassen, Endre. 1997. Are the African species of Helicopsyche von Siebold 1856 (Insecta Trichoptera Helicopsychidae) monophyletic? Tropical Zoology. 117-128.
  • Schnell, Øyvind A.; Willassen, Endre. 1996. The chironomid (Diptera) communities in two sediment cores from Store Hovvatn, S.Norway, an acidified lake. Annales de Limnologie. 45-61.
  • Willassen, Endre; Thunes, Karl Hilding. 1996. Bracket fungi (Polyporaceae): an alternative habitat for soil chironomids (Diptera: Chironomidae). Pedobiologia. 405-412.
  • Willassen, Endre; Thunes, Karl H. 1996. Bracket fungi (Polyporacea): an alternative habitat for soil chironomids (Diptera: Chironomidae). Pedobiologia. 405-412.
  • Willassen, Endre. 1996. A nival Bryophaenocladius THIENEMANN, 1934, with reduced wings (Insecta: Diptera: Chironomidae). Annalen des Naturhistorischen Museums in Wien. Serie B. 507-512.
  • Makarchenko, Eugenyi; Wang, Xinhua; Willassen, Endre. 1996. A new species of Boreoheptagyia Brundin (Diptera, Chironomidae) from Tibet (China). Jpn. J. Ent.. 825-829.
  • Alm, Torbjørn; Willassen, Endre. 1993. Late Weichselian Chironomidae (Diptera) Stratigraphy of Lake Nedre Æråsvatn, Andøya, Northern Norway. Hydrobiologia. 21-32.
  • Willassen, Endre; Bjørklund, Annie. 1989. Emergence of Chrionomidae (Diptera) and other insects from limnocorrals with different fish densities. Preliminary results from an experimental manipulation. Acta biologica Debrecina. 363-371.
  • Willassen, Endre; Serra-Tosio, B. 1988. Description de trois femelles de Diamesa Meigen dont D.cinerella Meigen (lectotype et paralectotype) (Diptera, Chironomidae). Spixiana. 91-100.
  • Willassen, Endre. 1988. A New Oriental Species of Diamesa Meigen (Diptera, Chironomidae). Aquatic Insects. 221-225.
  • Willassen, Endre. 1987. The Identity of Syndiamesa alpina Goetghebuer, 1941 (Diptera, Chironomidae). Entomologica Scandinavica. 93-96.
  • Sæther, Ole A.; Willassen, Endre. 1987. Four new species of Diamesa Meigen, 1835 (Diptera, Chironomidae) from the glaciers of Nepal. Entomologica Scandinavica. Supplementum. 189-203.
  • Willassen, Endre; Cranston, P.S. 1986. Zoological Journal of the Linnean Society. Zoological Journal of the Linnean Society. 91-123.
  • Willassen, Endre. 1986. Haliphron atlanticus Steenstrup (Cephalopoda, Octopoda) from the Coast of Norway. Sarsia. 35-40.
  • Sæther, Ole A.; Willassen, Endre. 1985. The first record of Protanypus pseudomorio Makarchenko (Diptera, Chironomidae) from the Nearctic, with a description of the female and a revised key to males of the genus. Aquatic Insects. 141-148.
  • Willassen, Endre. 1985. A review of Diamesa davisi Edwards and the davisi group (Diptera,Chironomidae). Spixiana. 109-137.
  • Sæther, Ole A.; Sublette, J.E.; Willassen, Endre. 1984. Chironomidae (Diptera) from the 2nd Fram Expedition (1898-1902) to Arctic North-America described by Kieffer,J.J. Entomologica Scandinavica. 249-275.
  • Willassen, Endre. 1983. Notes on the Chironomid (Diptera, Chironomidae) ocelli. Zoologica Scripta. 221-223.
  • Halvorsen, Godtfred Anker; Willassen, Endre; Sæther, Ole A. 1982. Chironomidae (Dipt.) from Ekse, Western Norway. Fauna Norvegica, Serie B. 115-121.
  • Säwedal, Lars; Willassen, Endre. 1980. Redescription of Micropsectra borealis (Kieffer, 1922) n.comb. (Diptera, Chironomidae). Entomologica Scandinavica. 56-60.
Report
  • Finstad, Anders Gravbrøt; Boer, Hugo de; Brurberg, May Bente; Dahle, Geir; Edgar, Kristin Skarsfjord; Eiler, Alexander; Ekrem, Torbjørn; Endresen, Dag Terje Filip; Fossøy, Frode; Hansen, Haakon; Hobæk, Anders; Hoem, Stein Arild; Hosia, Aino Laila Johanna; Hovstad, Knut Anders; Jeppesen, Thomas Stjernegaard; Johnsen, Arild; Kallioniemi, Eveliina ; Larsen, Aud; Lifjeld, Jan Terje; Pitelkova, Iva; Prager, Maria; Rey, Jessica L.; Salvesen, Ingrid; Vrålstad, Trude; Willassen, Endre. 2020. Kriterier for lagring av miljø-DNA prøver og data, herunder henvisning til referansemateriale. Criteria for depositing eDNA samples and data, including vouchered specimens. .
  • Willassen, Endre; Achen, Henrik von; Lislevand, Terje; Hausken, Eli Kristine Økland; Høyer, Jo. 2015. Verdensbilder(Nye naturhistoriske utstillinger ved Universitetsmuseet i Bergen). .
Lecture
  • Bakken, Torkild; Kongsrud, Jon Anders; Oug, Eivind; Alvestad, Tom; Nygren, Arne; Kongshavn, Katrine; Budaeva, Nataliya; Capa, Maria; Dahlgren, Thomas Gunnar; Willassen, Endre. 2019. DNA barcoding assessment of species diversity in marine bristle worms (Annelida), integrating barcoding with traditional morphology-based taxonomy.
  • Willassen, Endre. 2018. Evolusjon, art og arv.
  • Endresen, Dag Terje Filip; Russell, Laura; Schigel, Dmitry; Ekrem, Torbjørn; Willassen, Endre; Kongshavn, Katrine; Budaeva, Nataliya; Verkhozina, Alla. 2018. Data mobilization skills: training on mobilizing biodiversity data using GBIF and BOLD tools.
  • Willassen, Endre. 2016. Evolusjon.
  • Willassen, Endre. 2015. Biologisk artsmangfold og evolusjon.
Popular scientific lecture
  • Willassen, Endre. 2018. Das Ding an sich. Das Ding für mich. Das Ding für flått. Hvordan ser verden ut for dyr?
  • Willassen, Endre. 2018. Bli kjent med små ormer.
  • Willassen, Endre. 2011. Nansen som zoolog. Nansens "makkverk".
  • Willassen, Endre. 2007. Hodeløs anatomi og psykogenetiske fantasier.
Academic lecture
  • Bakken, Torkild; Kongsrud, Jon Anders; Oug, Eivind; Alvestad, Tom; Nygren, Arne; Kongshavn, Katrine; Budaeva, Nataliya; Capa, Maria; Dahlgren, Thomas Gunnar; Willassen, Endre. 2019. Integrating DNA barcoding with traditional morphology-based taxonomy: assessment of species diversity in marine bristle worms (Annelida).
  • Roth, Steffen; Reinhardt, Klaus; Willassen, Endre. 2018. The evolution of specialisation and generalism in bedbugs (Cimicidae) .
  • Willassen, Endre. 2018. Developing a high quality DNA barcode reference library: Lessons from marine invertebrates.
  • Budaeva, Nataliya; Willassen, Endre. 2017. Progenetic evolution in the deep-sea fauna.
  • Willassen, Endre. 2017. Junk-DNA or species markers? DNA-barcoding needs taxonomists.
  • Willassen, Endre. 2016. When the barcode identification engine needs a bit of therapy.
  • Budaeva, Nataliya; Paxton, Hannelore; Ribeiro, Pedro; Haye, Pilar; Schepetov, Dmitry; Sellanes, Javier; Willassen, Endre. 2016. Giants vs pygmies: two strategies in the evolution of deep-sea quill worms (Onuphidae, Annelida).
  • Kongshavn, Katrine; Kongsrud, Jon Anders; Bakken, Torkild; Alvestad, Tom; Oug, Eivind; Nygren, Arne; Budaeva, Nataliya; Willassen, Endre. 2016. Experiences after three years of automated DNA barcoding of Polychaeta.
  • Hektoen, Martin M.; Budaeva, Nataliya; Willassen, Endre. 2016. Diversity and phylogeny of Diopatra bristle worms (Onuphidae, Annelida) off the coast of West Africa.
  • Bakken, Torkild; Kongsrud, Jon Anders; Kongshavn, Katrine; Oug, Eivind; Alvestad, Tom; Budaeva, Nataliya; Nygren, Arne; Willassen, Endre. 2016. DNA barcoding contributing to new knowledge on diversity and distribution of Polychaeta (Annelida) in Norwegian and adjacent waters.
  • Willassen, Endre; Kongshavn, Katrine; Kongsrud, Jon Anders. 2015. What are we learning from DNA barcoding of marine invertebrates?
  • Ekrem, Torbjørn; Alsos, Inger Greve; Johnsen, Arild; Willassen, Endre; Aspaas, Aina Mærk; Føreid, Marie Kristine; Kongshavn, Katrine; Marthinsen, Gunnhild. 2015. The Norwegian Barcode of Life Network (NorBOL).
  • Willassen, Endre; Kongshavn, Katrine; Kongsrud, Jon Anders. 2015. Hvor godt kjenner vi den marine faunaen?
  • Willassen, Endre. 2015. DNA barcoding - a quick look behind the bars.
  • Ekrem, Torbjørn; Alsos, Inger Greve; Johnsen, Arild; Willassen, Endre; Aspaas, Aina Mærk; Føreid, Marie Kristine; Kongshavn, Katrine; Marthinsen, Gunnhild. 2014. The Norwegian Barcode of Life Network (NorBOL).
  • Meland, Kenneth; Willassen, Endre; Richter, Stefan. 2014. Phylogeny of the Lophogastrida.
  • Ekrem, Torbjørn; Alsos, Inger Greve; Johnsen, Arild; Willassen, Endre; Aspaas, Aina Mærk; Føreid, Marie Kristine; Kongshavn, Katrine; Marthinsen, Gunnhild. 2014. Norwegian Barcode of Life.
  • Kongshavn, Katrine; Kongsrud, Jon Anders; Willassen, Endre. 2014. Genetisk strekkoding av marine virvelløse dyr.
  • Willassen, Endre; García-Isarch, Eva; SOTO DE MATOS-PITA, Susana. 2014. DNA-barcoding Decapoda and Stomatopoda from West-Africa.
  • Mikkelsen, Nina Therese; Kocot, Kevin M.; Halanych, Kenneth M.; Willassen, Endre; Todt, Christiane. 2013. New Methods Provide Answers to Old Questions- Phylogenetics and Systematics of the Caudofoveata (=Chaetodermomorpha).
  • Ekrem, Torbjørn; Stur, Elisabeth; Mäkinen, Tuuli; Bills, Roger; Hamer, Michelle; de la Rosa, Carlos; Willassen, Endre. 2013. Capacity building in modern taxonomy as an instrument for knowledge transfer in IPBES.
  • Erséus, Christer; Willassen, Endre. 2012. DNA barcoding Norwegian earthworms.
  • Ekrem, Torbjørn; Stur, Elisabeth; Willassen, Endre; Gilka, Wojciech; Cranston, Peter S. 2010. Towards a molecular phylogeny of the tribe Tanytarsini (Diptera: Chironomidae): new genera emerge while others disappear.
  • Ekrem, Torbjørn; Willassen, Endre; Stur, Elisabeth. 2009. Molecular phylogeny of Micropsectra and allies: evidence of new generic synonyms (Diptera: Chironomidae).
  • Ekrem, Torbjørn; Willassen, Endre; Stur, Elisabeth. 2009. Molecular phylogeny of Micropsectra and allies: evidence of new generic synonyms (Diptera: Chironomidae).
  • Mikkelsen, Nina Therese; Schander, Christoffer; Todt, Christiane; Willassen, Endre. 2008. Where are the Caudofoveata (=Chaetodermomorpha) in the tree of life?
  • Willassen, Endre. 2007. Specimen processing and museum collections.
  • Willassen, Endre. 2007. Hvilket dyr er dette? Identifisering med DNA.
  • Willassen, Endre. 2007. DNA-barcoding and taxonomy.
  • Ekrem, Torbjørn; Willassen, Endre; Stur, Elisabeth. 2007. DNA Barcoding: a valuable tool in taxonomy and identification of non-biting midges.
  • Mikkelsen, Nina Therese; Willassen, Endre; Schander, Christoffer. 2006. What can DNA barcoding do for Aplacophoran mollusks?
  • Falkenhaug, Tone; Hansen, Hege Øverbø; Willassen, Endre; Christiansen, Marit. 2006. Pelagic shrimps (Decapoda, Caridea) on the Mid-Atlantic Ridge.
  • Falkenhaug, Tone; Hansen, Hege Øverbø; Willassen, Endre; Christiansen, Marit. 2006. Pelagic shrimps (Decapoda, Caridea) on the Mid-Atlantic Ridge.
  • Willassen, Endre. 2006. Identifying genes (- or species? -) in cyberspace.
  • Ekrem, Torbjørn; Willassen, Endre; Stur, Elisabeth. 2006. DNA barcoding of Chironomidae: a useful tool for taxonomy and freshwater biomonitoring?
  • Ekrem, Torbjørn; Willassen, Endre; Stur, Elisabeth. 2006. DNA barcoding of Chironomidae: A useful tool for taxonomy and freshwater biomonitoring?
  • Willassen, Endre. 2006. DNA barcoding in MAR-ECO.
  • Meland, Kenneth; Willassen, Endre. 2005. Molecular and morphological phylogenetic analyses on the orders Lophogastrida and Mysidacea.
  • Ekrem, Torbjørn; Willassen, Endre. 2005. DNA-barcoding of non-biting midges (Diptera:Chironomidae).
  • Ekrem, Torbjørn; Willassen, Endre. 2005. DNA-barcoding of non-biting midges (Diptera: Chironomidae).
Short communication
  • Baranov, Viktor; Ivković, Marija; Willassen, Endre. 2013. First record of Diamesa thomasi Serra-Tosio, 1970, from Croatia. Chironomus newsletter on Chironomidae research.
  • Velle, Gaute; Brodersen, Klaus P.; Birks, Harry John Betteley; Willassen, Endre. 2012. Inconsistent results should not be overlooked: A reply to Brooks et al. (2012). The Holocene. 1501-1508.
  • Willassen, Endre. 2011. Pseudodiamesa nivosa or arctica? A confounded story of a midge moustache and an attempt at some taxonomic orthodontics. Chironomus newsletter on Chironomidae research. 23-27.
Non-fiction book
  • Willassen, Endre; Cranston, Peter. 1995. Mapucheptagyia brundini n.gen.,n.sp. - a new Diamesinae (Diptera:Chironomidae) from Chile. CSIRO,Melbourne,Australia.
Thesis at a second degree level
  • Thunes, Karl Hilding. 1993. Polypore fungi and their associated arthropod communities in selected West Norwegian forests. The rationale and applications of numerical methods.
Masters thesis
  • Tverberg, Joar. 2009. Molecular phylogenetics of North-East Atlantic hydrothermal vent and wood fall associated Rissoidae (Mollusca; Gastropoda).
  • Keuning, Rozemarijn. 2008. Diversity and Ecology of Thyasiridae (Mollusca: Bivalvia) in coastal waters of Hordaland, Norway.
Popular scientific article
  • Willassen, Endre; Meland, Kenneth. 2018. Stedet man ikke må si navnet på. Årbok for Universitetsmuseet i Bergen. 44-55.
  • Holte, Børge; Willassen, Endre. 2016. Havbunnens skjulte skatter. Ti år med Mareano - ny kunnskap om artsmangfold og biotoper. Årbok for Universitetsmuseet i Bergen. 75-88.
  • Willassen, Endre. 2016. Fugl, fisk eller midt i mellom? Årbok for Universitetsmuseet i Bergen. 35-46.
  • Jordal, Bjarte Henry; Willassen, Endre; Hufthammer, Anne Karin; Tønsberg, Tor; Høyer, Jo. 2015. Klimaendringer – spor i museets samlinger. Årbok for Universitetsmuseet i Bergen. 96-101.
  • Kongshavn, Katrine; Kongsrud, Jon Anders; Willassen, Endre. 2014. Hvordan utforske artsmangfoldet i havet? Årbok for Universitetsmuseet i Bergen. 18-26.
  • Lindblom, Louise Maria; Meland, Kenneth; Thorkildsen, Solveig; Willassen, Endre. 2014. DNA-Lab: «Fortidens framtid». Årbok for Universitetsmuseet i Bergen. 52-61.
  • Willassen, Endre. 2011. Nansens "makkverk". Årbok for Universitetsmuseet i Bergen. 19-25.
  • Willassen, Endre. 2010. Ny rolle for naturhistoriske museer? Naturen. 229-241.
  • Willassen, Endre. 2009. Tror du på Darwin? Ei julefortelling. Årbok for Universitetsmuseet i Bergen. 10-32.
  • Willassen, Endre. 2008. Dyr eller menneske - beinharde bevis. Årbok for Universitetsmuseet i Bergen. 6-22.
  • Willassen, Endre. 2006. Kan verdens kuleste laboratorium løse Noas problem? Årbok for Universitetsmuseet i Bergen. 18-25.
  • Byrkjedal, Ingvar; Willassen, Endre. 2005. Dyrelivet i et undersjøisk alpelandskap - om MAR-ECO-toktet til Atlanterhavsryggen i 2004. Årbok for Universitetsmuseet i Bergen. 4-20.
Feature article
  • Willassen, Endre. 2014. Krøll med Krabbe Krølle. Bergensavisen.
Doctoral dissertation
  • Mally, Richard. 2018. The phylogenetic system of Spilomelinae and Pyraustinae snout moths (Lepidoptera: Pyraloidea).
  • Mikkelsen, Nina Therese. 2018. Phylogeny and systematics of Caudofoveata (Mollusca, Aplacophora).
  • Willassen, Endre. 1982. Descriptions and redescriptions of female Diamesa Meigen, 1835 (Diptera: chironomidae) : with a comparative morphology, keys, phylogenetic and biogeographical notes.
Interview
  • Landsverk, Johanne; Willassen, Endre. 2018. Kvar art sin kode.
  • Willassen, Endre; Ferguson, Katherine. 2011. Et lite sjødyr-mysterium.
  • Gjengedal, Kjerstin; Byrkjedal, Ingvar; Willassen, Endre; Rees, David J. 2008. Ulike artar var mann og kone.
  • Oug, Eivind; Brattegard, Torleiv; Schander, Christoffer; Willassen, Endre; Alvestad, Tom; Sylte, Gudrun. 2008. G.O. Sars hadde likevel rett.
  • Willassen, Endre; Schander, Christoffer; Ursin, Lars Holger. 2007. Mangfold i fare.
  • Willassen, Endre; Ursin, Lars Holger; Schander, Christoffer. 2007. Diversity in danger.
Documentary
  • Willassen, Endre. 2013. Minneord for Ole Anton Sæther.
  • Willassen, Endre. 2011. Phylogenetic trees and characters (video tutorial).
  • Willassen, Endre. 2011. Nansens ”makkverk” - en taksonomisk og systematisk studie.
  • Willassen, Endre. 2011. Nansens "makkverk".
  • Willassen, Endre. 2011. Model testing (video tutorial).
  • Willassen, Endre. 2011. Maximum likelihood estimation with PAUP* (video tutorial).
  • Willassen, Endre. 2011. Introduction to PAUP* (video tutorial).
  • Willassen, Endre. 2011. Coding morphology with Mesquite (video tutorial).
  • Willassen, Endre; Byrkjedal, Ingvar. 2010. One hundred years since the Michael Sars Expedition.
  • Willassen, Endre; Byrkjedal, Ingvar. 2010. Hundre år siden Michael Sars-ekspedisjonen.
  • Willassen, Endre. 2009. Hva var det med Darwins nese?
Programme participation
  • Willassen, Endre. 2014. Småkryp på akvariet.
Academic chapter/article/Conference paper
  • Willassen, Endre. 2007. Sasayusurika aenigmata Makarchenko (Diptera: Chironomidae: Diamesinae) – a Japanese endemic discovered in the Indian Himalaya. 6 pages.
  • Endo, Kazuo; Makarchenko, Eugenyi A.; Willassen, Endre. 2007. On the systematics of Linevitshia Makarchenko, 1987 (Diptera, Chironomidae, Diamesinae), with description of L. yezoensis sp.n. from Hokkaido, Japan. 6 pages.
  • Willassen, Endre. 1996. Thaumaleidae. Målermygg.
  • Willassen, Endre. 1996. Ptychopteridae. Glansmygg.
Museum exhibition
  • Tandberg, Anne Helene S.; Rapp, Hans Tore; Kjetland, Anders; Holm, Lars; Gammelsrød, Tor; Straube, Nicolas; Glenner, Henrik; Hosia, Aino Laila Johanna; Smedmark, Jenny E. E.; Aslaksen, Knut Olav; Willassen, Endre; Malaquias, Manuel Antonio E.; Kongsrud, Jon Anders; Kongshavn, Katrine; Meijer, Hanneke; Holmefjord, Christina; Puolakoski, Ari Olavi; Bonnichsen, Signe Nybro; Murgatroyd, Ruth; Langhelle, Gunnar. 2019. The whale hall - The great swarm.
  • Steffensen, Morten; Willassen, Endre; Byrkjedal, Ingvar. 2004. Dyphavets hemmeligheter.
Abstract
  • Ekrem, Torbjørn; Alsos, Inger Greve; Johnsen, Arild; Willassen, Endre; Aspaas, Aina Mærk; Merkel, Marie Kristine Føreid; Kongshavn, Katrine; Marthinsen, Gunnhild. 2019. Five years as national research infrastructure: status of the Norwegian Barcode of Life Network (NorBOL). Genome. 369.
  • Willassen, Endre; Alvestad, Tom; Kongshavn, Katrine; Kongsrud, Jon Anders; Byrkjedal, Ingvar; Lundin, kenneth. 2019. DNA barcoding marine fauna with NorBOL — current status. Genome. 449.
  • Bakken, Torkild; Kongsrud, Jon Anders; Oug, Eivind; Alvestad, Tom; Nygren, Arne; Kongshavn, Katrine; Budaeva, Nataliya; Capa, Maria; Dahlgren, Thomas Gunnar; Willassen, Endre. 2019. DNA barcoding assessment of species diversity in marine bristle worms (Annelida), integrating barcoding with traditional morphology-based taxonomy. Genome. 352.
  • Kongshavn, Katrine; Alvestad, Tom; Kongsrud, Jon Anders; Bakken, Torkild; Lundin, kenneth; Rapp, Hans Tore; Willassen, Endre. 2019. DNA barcodes of Nordic Echinodermata. Genome. 393.
  • Weigand, Hannah; Beermann, Arne J; Čiampor, Fedor; Costa, Filipe O.; Csabai, Zoltán; Duarte, Sofia; Geiger, Matthias F.; Grabowski, Michael; Rimet, Frédéric; Rulik, Björn; Strand, Malin; Szucsich, Nicholaus; Weigand, Alexander M; Willassen, Endre; Wyler, Sofia A; Ekrem, Torbjørn. 2019. A barcode gap analysis for aquatic biomonitoring in Europe. Genome. 448-448.
  • Ekrem, Torbjørn; Alsos, Inger Greve; Johnsen, Arild; Willassen, Endre; Aspaas, Aina Mærk; Merkel, Marie Kristine Føreid; Kongshavn, Katrine; Marthinsen, Gunnhild; Pitelkova, Iva. 2017. Progress and prospects of the Norwegian Barcode of Life Network (NorBOL). Genome. 930-930.
  • Willassen, Endre; Kongsrud, Jon Anders; Kongshavn, Katrine; Malaquias, Manuel Antonio E.; Alvestad, Tom. 2017. Investigating the marine invertebrate fauna of the West African continental shelf with DNA barcodes . Genome. 1010-1011.
  • Allotey, Lloyd; Alvestad, Tom; Kongsrud, Jon Anders; Williams, Akanbi Bamikole; Kongshavn, Katrine; Willassen, Endre. 2017. Diversity and species distributions of Glyceriformia (Annelida, Polychaeta) in shelf areas off western Africa. Genome. 905-906.
  • Alvestad, Tom; Kongshavn, Katrine; Kongsrud, Jon Anders; Bakken, Torkild; Lundin, kenneth; Rapp, Hans Tore; Willassen, Endre. 2017. Building a comprehensive barcode reference library of the Norwegian Echinodermata through NorBOL: an ongoing effort. Genome. 906-906.
  • Kongshavn, Katrine; Kongsrud, Jon Anders; Alvestad, Tom; Willassen, Endre. 2017. Barcoding of marine invertebrates from Norway through NorBOL. Genome. 955-956.
  • Kongsrud, Jon Anders; Bakken, Torkild; Oug, Eivind; Alvestad, Tom; Nygren, Arne; Kongshavn, Katrine; Budaeva, Nataliya; Capa, Maria; Willassen, Endre. 2017. Assessing species diversity in marine bristle worms (Annelida, Polychaeta): integrating barcoding with traditional morphology-based taxonomy. Genome. 956-956.
  • Ekrem, Torbjørn; Alsos, Inger Greve; Johnsen, Arild; Willassen, Endre; Aspaas, Aina Mærk; Føreid, Marie Kristine; Kongshavn, Katrine; Marthinsen, Gunnhild. 2015. The Norwegian Barcode of Life Network (NorBOL). Genome. 1 pages.
  • Aarø, Jørgen; Willassen, Endre; Malaquias, Manuel Antonio E. 2010. Complex evolution in the Neotropics: Understanding Caribbean marine biogeography using Bulla occidentalis as a model species. Tropical Natural History. 267.
  • Heiri, Oliver; Ekrem, Torbjørn; Willassen, Endre. 2004. Larval head capsules of European Micropsectra, Paratanytarsus and Tanytarsus. Chironomid workshop:Taxonomy, ecology, palaeolimnology. University of Barcelona, Spain. 13-14 May 2004..
Poster
  • Mortimer, Kate; Kongsrud, Jon Anders; Willassen, Endre. 2019. The Magelonidae of West Africa.
  • Ekrem, Torbjørn; Alsos, Inger Greve; Johnsen, Arild; Willassen, Endre; Aspaas, Aina Mærk; Merkel, Marie Kristine Føreid; Kongshavn, Katrine; Marthinsen, Gunnhild. 2019. Five years as national research infrastructure: status of the Norwegian Barcode of Life Network (NorBOL).
  • Weigand, Hannah; Beermann, Arne J.; Čiampor, Fedor; Costa, Filipe O.; Csabai, Zoltán; Duarte, Sofia; Geiger, Matthias F.; Grabowski, Michał; Rimet, Frédéric; Rulik, Björn; Strand, Malin; Szucsich, Nicholaus; Weigand, Alexander M.; Willassen, Endre; Wyler, Sofia A.; Ekrem, Torbjørn. 2019. A barcode gap analysis for aquatic biomonitoring in Europe.
  • Tandberg, Anne Helene S.; Stokkan, Morten; Willassen, Endre. 2018. A new species of whale louse (Crustacea: Amphipoda: Cyamidae) found on Cuvier´s beaked whale Ziphius cavirostris.
  • Ekrem, Torbjørn; Alsos, Inger Greve; Johnsen, Arild; Willassen, Endre; Aspaas, Aina Mærk; Kongshavn, Katrine; Merkel, Marie Kristine Føreid; Marthinsen, Gunnhild. 2017. The Norwegian Barcode of Life Network (NorBOL).
  • Ekrem, Torbjørn; Alsos, Inger Greve; Johnsen, Arild; Willassen, Endre; Aspaas, Aina Mærk; Merkel, Marie Kristine Føreid; Kongshavn, Katrine; Marthinsen, Gunnhild; Pitelkova, Iva. 2017. Progress and prospects of the Norwegian Barcode of Life Network (NorBOL).
  • Willassen, Endre; Kongsrud, Jon Anders; Kongshavn, Katrine; Malaquias, Manuel Antonio E.; Alvestad, Tom. 2017. Investigating the marine invertebrate fauna of the West African continental shelf with DNA barcodes.
  • Allotey, Lloyd; Alvestad, Tom; Kongsrud, Jon Anders; Williams, Akanbi Bamikole; Kongshavn, Katrine; Willassen, Endre. 2017. Diversity and species distributions of Glyceriformia (Annelida, Polychaeta) in shelf areas off western Africa.
  • Willassen, Endre; Kongshavn, Katrine. 2017. Data con carne – kilder til ny kunnskap om biologisk mangfold.
  • Kongshavn, Katrine; Kongsrud, Jon Anders; Alvestad, Tom; Willassen, Endre. 2017. Barcoding of marine invertebrates from Norway through NorBOL.
  • Kongsrud, Jon Anders; Bakken, Torkild; Oug, Eivind; Alvestad, Tom; Nygren, Arne; Kongshavn, Katrine; Budaeva, Nataliya; Capa, Maria; Willassen, Endre. 2017. Assessing species diversity in marine bristle worms (Annelida, Polychaeta): integrating barcoding with traditional morphology-based taxonomy.
  • Ekrem, Torbjørn; Alsos, Inger Greve; Johnsen, Arild; Willassen, Endre; Aspaas, Aina Mærk; Merkel, Marie Kristine Føreid; Kongshavn, Katrine; Marthinsen, Gunnhild; Stur, Elisabeth. 2016. The Norwegian Barcode of Life Network (NorBOL).
  • Stokkan, Morten; Kongsrud, Jon Anders; Willassen, Endre. 2016. Phylogeny of the family Maldanidae based on molecular data.
  • Budaeva, Nataliya; Willassen, Endre. 2016. Nothria conchylega (Polychaeta: Onophidae), - a unique example a wide spread species of polychaetes in the northern hemisphaere.
  • Kongshavn, Katrine; Kongsrud, Jon Anders; Malaquias, Manuel Antonio E.; Byrkjedal, Ingvar; Willassen, Endre. 2016. Marin biodiversitetsforskning ved Universitetsmuseet i Bergen.
  • Allotey, Lloyd; Williams, Akanbi Bamikole; Kongsrud, Jon Anders; Alvestad, Tom; Kongshavn, Katrine; Willassen, Endre. 2016. Diversity and species distributions of Glyceriformia in shelf areas off western Africa.
  • Falkenhaug, Tone; Hobæk, Anders; Willassen, Endre. 2015. Inventory of marine Copepoda and Cladocera (Crustacea) in Norway: COPCLAD.
  • Kongshavn, Katrine; Kongsrud, Jon Anders; Tandberg, Anne Helene S.; Alvestad, Tom; Bakken, Torkild; Oug, Eivind; Willassen, Endre. 2015. Integrating DNA-barcoding and morphology to study marine invertebrates. Exploring biodiversity and biogeography of deep-sea polychaetes in the Norwegian Sea.
  • Alme, Øydis; Willassen, Endre; Kongsrud, Jon Anders. 2014. An Investigation of West African Brittle Star (Echinodermata: Ophiuroidea) Fauna.
  • Ekrem, Torbjørn; Alsos, Inger Greve; Johnsen, Arild; Willassen, Endre; Stur, Elisabeth; Marthinsen, Gunnhild; Kirchhefer, Andreas J; Kongshavn, Katrine; Aspaas, Aina Mærk; Boström, Erik; Lin, Xiaolong. 2013. The Norwegian Barcode of Life.
  • Willassen, Endre; Todt, Christiane. 2013. ForBio – The Research School in Biosystematics.
  • Budaeva, Nataliya; Ribeiro, Pedro; Willassen, Endre. 2013. First insight into phylogeny of Hyalinoeciinae (Onuphidae) inferred from one mitochondrial and four nuclear markers.
  • Willassen, Endre; Meland, Kenneth. 2012. Anchialine atyid shrimps (Crustacea: Decapoda) from Zanzibar.
  • Willassen, Endre. 2011. Phylogeny of Diamesinae inferred from mtDNA sequences.
  • Ekrem, Torbjørn; Stur, Elisabeth; Willassen, Endre; Gilka, W.; Cranston, P.S. 2010. Towards a molecular phylogeny of the tribe Tanytarsini (Diptera: Chironomidae): new genera emerge while others disappear.
  • Rees, David John; Byrkjedal, Ingvar; Willassen, Endre. 2009. Dvelving deep with DNA barcodes: expanding data for MAR-ECO fishes.
  • Larsen, Ole-Kristian; Willassen, Endre. 2008. A phylogenetic analysis of Oplophoridae (Crustacea: Decapoda) based on molecular data.
  • Mikkelsen, Nina Therese; Willassen, Endre; Schander, Christoffer; Todt, Christiane. 2007. Where is the Chaetodermomorpha (=Caudofoveata) in the tree of life?
  • Keuning, Rozemarijn; Schander, Christoffer; Kongsrud, Jon Anders; Willassen, Endre. 2007. Diversity and Ecology of Thyasiridae (Mollusca:Bivalvia) in coastal waters of Hordaland, Norway.
  • Keuning, Rozemarijn; Schander, Christoffer; Kongsrud, Jon Anders; Willassen, Endre. 2007. Distribution and ecology of Thyasiridae (Mollusca: Bivalvia) in coastal waters of Hordaland, Norway.
  • Keuning, Rozemarijn; Schander, Christoffer; Kongsrud, Jon Anders; Willassen, Endre. 2007. Distribution and Ecology of Thyasiridae (Mollusca: Bivalvia) in coastal waters of Hordaland Norway.
  • Byrkjedal, Ingvar; Willassen, Endre; Hanner, Robert. 2007. DNA barcoding northern mid Atlantic deep sea fishes.
  • Byrkjedal, Ingvar; Willassen, Endre; Hanner, Robert. 2007. Barcoding deep sea fishes from the northern mid Atlantic.
  • Ekrem, Torbjørn; Willassen, Endre; Stur, Elisabeth. 2006. DNA barcoding of non-biting midges (Diptera: Chironomidae).
  • Ekrem, Torbjørn; Willassen, Endre; Stur, Elisabeth. 2006. DNA barcoding of non-biting midges (Diptera: Chironomidae).
  • Falkenhaug, Tone; Kaartvedt, Stein; Vereshchaka, A.; Willassen, Endre; Pages, Fransesc. 2005. Macrozooplankton on the mid-Atlantic Ridge: Material derived from pelagic trawl catches during GOS 2004, Leg1.
  • Ekrem, Torbjørn; Willassen, Endre. 2004. Towards a phylogeny of Tanytarsini (Diptera: Chironomidae): evolutionary �hot spots� in mitochondrial COII and flanking regions.
  • Ekrem, Torbjørn; Willassen, Endre. 2004. Towards a phylogeny of Tanytarsini (Diptera: Chironomidae): evolutionary 'hot spots' in mitochondrial COII and flanking regions.
Academic literature review
  • Weigand, Hannah; Beermann, Arne J.; Čiampor, Fedor; Costa, Filipe O.; Csabai, Zoltán; Duarte, Sofia; Geiger, Matthias F.; Grabowski, Michał; Rimet, Frédéric; Rulik, Björn; Strand, Malin; Szucsich, Nicholaus; Weigand, Alexander M.; Willassen, Endre; Wyler, Sofia A.; Bouchez, Agnès; Borja, Ángel; Čiamporová-Zaťovičová, Zuzana; Ferreira, Sónia; Dijkstra, Klaas-Douwe B.; Eisendle, Ursula; Freyhof, Jörg; Gadawski, Piotr; Graf, Wolfram; Haegerbaeumer, Arne; van der Hoorn, Berry B.; Japoshvili, Bella; Keresztes, Lujza; Keskin, Emre; Leese, Florian; Macher, Jan N.; Mamos, Tomasz; Paz, Guy; Pešić, Vladimir; Pfannkuchen, Daniela Maric; Pfannkuchen, Martin Andreas; Price, Benjamin W.; Rinkevich, Buki; Teixeira, Marcos A.L.; Várbíró, Gábor; Ekrem, Torbjørn. 2019. DNA barcode reference libraries for the monitoring of aquatic biota in Europe: Gap-analysis and recommendations for future work. 499-524.
  • Velle, Gaute; Brooks, Stephen J.; Birks, Harry John Betteley; Willassen, Endre. 2005. Chironomids as a tool for inferring Holocene climate: an assessment based on six sites in southern Scandinavia. 1429-1462.
Internet exhibition
  • Heiri, Oliver; Ekrem, Torbjørn; Willassen, Endre. 2004. Larval head capsules of European Micropsectra, Paratanytarsus and Tanytarsus (Diptera: Chironomidae: Tanytarsini).
Website (informational material)
  • Willassen, Endre. 2016. Where the sun doesn’t shine. Lucifer, luciferin and luciferase.
  • Willassen, Endre. 2016. Lucia – with a ray of enlightenment?
  • Willassen, Endre. 2016. Hvem var Appellöf?
  • Willassen, Endre. 2016. A tale of three fading buck-goats.
  • Willassen, Endre. 2015. Verdens lengste dyr: Lineus longissimus.
  • Willassen, Endre. 2015. Time for rejuvenation.
  • Kongshavn, Katrine; Willassen, Endre. 2015. The heart of the museum.
  • Willassen, Endre. 2015. Shrimp and salad.
  • Kongshavn, Katrine; Willassen, Endre. 2015. Of MAREANO and the museum.
  • Willassen, Endre. 2015. Biodiversitet og DNA-strekkoding.

More information in national current research information system (CRIStin)

zoology, evolutionary biology, biosystematics, zoological taxonomy, phylogenetic reconstruction, bioinformatics

Twitter