Two new crane fly species of the subgenus Vestiplex Bezzi, 1924 (Diptera, Tipulidae, Tipula) from Yunnan and Sichuan, China, with a key to species in the immota species group

Male terminalia of Tipula (Vestiplex) dechangensis sp. nov., holotype 3 hypopygium, lateral view 4 tergite 9, caudal view 5 tergite 9, dorsal view 6 hypopygium, caudal view 7 lobe of gonostylus (left) 8 clasper of gonostylus (left), lateral view 9 hypopygium, caudal view. Scale bars: 0.5 mm (10–13); 1.0 mm (14, 15).