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Journal Article Animal phylogeny in the light of the trochaea theory Get access CLAUS NIELSEN CLAUS NIELSEN 1Zoologisk Museum, Universitetsparken 15, DK-2100 Copenhagen Ø, Denmark Search for other works by this author on: Oxford Academic Google Scholar Biological Journal of the Linnean Society, Volume 25, Issue 3, July 1985, Pages 243–299, https://doi.org/10.1111/j.1095-8312.1985.tb00396.x Published: 14 January 2008 Article history Accepted: 14 November 1984 Published: 14 January 2008
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Claus Nielsen (1985) studied this question.
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