Key to pupae of the genus Stempellinella from Russian Far East and Siberia

1. Tergite VI with two anterolateral patches of spines; tergite VII with in proximal part with two patches of shagreen (Figs 20, 24).... 2

- Tergite VI without anterolateral patches of spines; tergite VII with in proximal part with one median patch of shagreen (Sasa 1980, Fig. 22) ….......................................................... Stempellinella tamaseptima (Sasa)

2. Tergites III–VI with parallel point patches which are partly or completely transversely divided in middle (Ekrem 2007, Fig. 14 C) …..................................................................... Stempellinella edwardsi Spies et Saether

- Tergites III–VI with π-shaped shagreen not divided medially (Figs 19–20, 24) …............ Stempellinella chirka sp. nov.