1. Data from: Molecular data and ecological niche modeling reveal the Pleistocene history of a semi-aquatic bug (Microvelia douglasi douglasi) in East Asia Ye, Zhen, Zhu, Gengping, Chen, Pingping, Zhang, Danli, and Bu, Wenjun. 2014 May 22. This study investigated the Pleistocene history of a semi-aquatic bug, Microvelia douglasi douglasi Scott, 1874 (Hemiptera: Veliidae) in East Asia....