Morphological features of Opisthotropis haihaensis (SYS r000537) from Shiwandashan Nature Reserve, Guangxi, China. A Habitus view B–D close-up of head scales. Photos by Jian Wang.

  Part of: Wang J, Lyu Z-T, Zeng Z-C, Lin C-Y, Yang J-H, Nguyen TQ, Le MD, Ziegler T, Wang Y-Y (2020) Re-examination of the Chinese record of Opisthotropis maculosa (Squamata, Natricidae), resulting in the first national record of O. haihaensis and description of a new species. ZooKeys 913: 141-159.