Key to the female of known species in Andropromachus (not including A. tonkinensis)

1. Abdominal tergites lacking triangular posterolateral lobes.............................................. A. bicolor

- Abdominal tergites with triangular posterolateral lobes........................................................ 2

2. All femora unarmed or with indistinct serrations..................................................... A. scutatus

- All femora with distinct serrations........................................................................ 3

3. 2 spines present between the compound eyes............................................................... 4

- Spine absent between the compound eyes...................................................... A. ynau sp. nov.

4. Abdominal tergites II–V each armed with 5 spines.............................................. A. gulinqingensis

- Abdominal tergites II–V each armed with 4 spines................................................. A. guanxiense