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. 2015 Sep 1;15:169. doi: 10.1186/s12862-015-0443-9

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© Lamsdell et al. 2015

Open Access This article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Fig. 22 — Evolutionary tree of the major clades of Eurypterina. Stratigraphic ranges of clades are shown by triangles, those of individual genera and species by boxes. Dashed black lines represent inferred ghost ranges. Solid gray lines show the tree topology