Figures 1–10.Symmorphus (Symmorphus) tianchiensis Li & Chen, sp. n. 1, 3, 5–10 female, 2, 4 male. 1 general habitus 2 antenna in ventral view 3–4 clypeus 5 vertex in dorsal view 6 mesepisternum in ventral view 7 transverse carina of T1 in lateral view; 8 T1; 9 S1; 10 propodeum.