Overview of the general habitus and the geographic distribution of Notostraca taxa and populations included in this study.

<p>(A–B) Examples of tadpole shrimp representatives belonging to the genera <i>Lepidurus</i> and <i>Triops</i>, respectively, illustrating the supra anal plate: a posterior extension of the telson characteristic for <i>Lepidurus</i>. (A) <i>Lepidurus apus</i> (photo: Jacques Pages), (B) <i>Triops cancriformis</i> (photo: Aline Waterkeyn), scale bar = 2 cm; (C) Geographic distribution of investigated Notostraca populations. Locality numbers correspond with population entries in <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0034998#pone.0034998.s002" target="_blank">Table S1</a>.