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Agkistrodon contortrix Agkistrodon piscivorus Sistrurus tergeminus Sistrurus catenatus edwardsi Sistrurus catenatus catenatus Sistrurus miliarius streckeri Sistrurus miliarius miliarius Sistrurus miliarius barbouri
Tree is not drawn to scale due to some nodes not having time estimates denotes timed nodes (click a timed node to view time)
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