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miketaylor.org.uk
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John A. Whitlock: A phylogenetic analysis of Diplodocoidea (Saurischia: Sauropoda). In: Zoological Journal of the Linnean Society. Bd. 161, Nr. 4, 2011, ISSN0024-4082, S. 872–915, hier S. 87–88 und 96, doi:10.1111/j.1096-3642.2010.00665.x.
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