Thorax, Saussure, 1862

Huang, Jiang-Rong, Liu, Yun-Fei & He, Zhu-Qing, 2021, A case of gynandromorphy in Ducetia japonica (Thunberg, 1815) (Orthoptera Tettigoniidae: Phaneropterinae), Zootaxa 4970 (1), pp. 182-188 : 183-184

Thorax

The left forewing and hind wing are shorter than the right one. The morphology of left forewing is as same as male’s, while that of right one as female’s ( Fig. 2 ). Three left tibiae is brown in color, while those of right are yellow.

Abdomen. ( Fig. 3 )

In dorsal and lateral view, the color of abdomen is asymmetry in color. The color of left parts is brown with more small reddish spots. But in ventral view, no significant difference is found. The apex of left cercus is axe-like, longer than right one. The right cercus is short with conical apex. Epiproct is smaller on left, while larger on right. Two parts linked abnormally. Subgenital plate is as same as male’s on left, but curved outwards. On right, upper valve and lower valve is well developed.

Figures

FIGURE 2. Head and forewing of gynandromorphy specimen.

FIGURE 3. Comparison the differences of abdomen among gynandromorphy (2), normal male, (1) and female (3) in dorsal view (A), ventral view (B) and lateral view from right (C) and left (D).