Zhang, R., C. Song, L. Wang, and X. Wang. “Two New Species of the acifer Species Group of Polypedilum Subgenus Tripodura Townes from China (Diptera: Chironomidae)”. Zootaxa, vol. 3918, no. 4, Feb. 2015, pp. 571–578, doi:10.11646/zootaxa.3918.4.6.