Caryanda amplexicerca - species group

Diagnosis. The amplexicerca - species group shares the following diagnostic characters: male cerci compressed and triangular in lateral view, incurved and clasping-shaped in dorsal view; epiphallus with lophi nearly trapeziform; phallic complex with upcurved apical penis valves, distally widened gradually, reversedly trapeziform in lateral view, lamellate in apical view.

This species group is endemic to Yunnan with three species so far.

Key to the male of Caryanda amplexicerca - species group.

1. Body bluish in dorsal, with a black triangular macula on head ........................................................................... C. cyanonota sp. nov. Body green in dorsal, without any macula on head..............................................................................................................................2

2. Hind femora red except basal about 1/10 yellow, with a yellow preapical ring; supra-anal plate nearly quadrate ..... C. amplexicerca Hind femora yellow except apical 2/5 red, without preapical ring; supra-anal plate nearly semicircular ..... C. shuangjianga sp. nov.