Larnaca Walker, 1869

Genus Larnaca Walker, 1869 View in CoL

Types species: Larnaca fasciata Walker, 1869 .

Key to species of Larnaca Walker, 1869 View in CoL known from China

1 Tegmina micropterous................................................................................. 2

– Tegmina mesopterous.................................................................................. 8

2 Spiniform processes on male ninth abdominal tergite curved dorsally............................................ 3

– Spiniform processes on male ninth abdominal tergite curved ventrally........................................... 6

3 Spiniform processes on male ninth abdominal tergite longer than styli............................................ 4

– Spiniform processes on male ninth abdominal tergite shorter than styli............................. L. ( L.) lincangensis View in CoL

4 Posterior margin of female seventh abdominal sternite smooth.................................................. 5

– Posterior margin of female seventh abdominal sternite with a concavity in the middle................. L. ( L.) emarginata View in CoL

5 Posterior margin of male subgenital plate with a deep concavity in the middle........................ L. ( L.) longispina View in CoL

– Posterior margin of male subgenital plate widely rounded convex................................... L. ( L.) nigrifrons View in CoL

6 Spiniform processes on male ninth abdominal tergite shorter than styli........................................... 7

– Spiniform processes on male ninth abdominal tergite longer than styli.................................. L. ( L.) infolda View in CoL

7 Tegmina squamous, reaching the anterior margin of first abdominal tergite.......................... L. ( L.) xizangensis View in CoL

– Tegmina subovate, reaching the posterior margin of mesonotum.................................. L. ( L.) nigrimargis View in CoL

8 Veins on tegmina black, cells translucent................................................................... 9

– Tegmina with basal part entirely orange; veins black with cells translucent at apex................................. 12

9 Face not black....................................................................................... 10

– Face totally black..................................................................... L. ( L.) rubiabdomina View in CoL

10 Posterior margin of female seventh abdominal with a concavity in the middle..................................... 11

– Posterior margin of female seventh abdominal sternite smooth........................................ L. ( L.) qianlei

11 Face totally black..................................................................... L. ( L.) rubiabdomina View in CoL

– Face red when alive....................................................................... L. ( L.) rufifronta View in CoL

12 Styliform processes on posterior margin of female seventh abdominal sternite equal to the distance between them............................................................................................... L. ( L.) nigrimacula View in CoL

– Styliform processes on posterior margin of female seventh abdominal sternite shorter than the distance between them............................................................................................ L. ( L.) lieyongzhou View in CoL