Longchengpterus zhaoi was named by Wang et al. (2006). Its type specimen is LPM 00023, a partial skeleton (Partial skeleton with incomplete skull), and it is a compression fossil. Its type locality is Yuanjiawa, Dapingfang, which is in an Aptian lacustrine - large mudstone/marl in the Jiufotang Formation of China.

It was synonymized subjectively with Nurhachius ignaciobritoi by Lü et al. (2008), Zhou et al. (2019).