Liu, Xiaoyan, Lili Zhang, and Ding Yang. “Two New Species of Syneches belonging to S. Signatus Species-Group from Vietnam (Diptera: Empidoidea, Hybotinae)”. Zootaxa 3300, no. 1 (May 4, 2012): 55–61. Accessed May 2, 2025. https://www.mapress.com/zt/article/view/zootaxa.3300.1.5.