Acrorrhinium hongkong Schuh, 1984

(Figs. 5, 6, 10, 20–23)

Acrorrhinium hongkong Schuh, 1984: 104; Schuh, 1995: 214; Zheng, 1995: 468.

Specimens examined: CHINA: Hainan Province: 1 male, Ledong County (18°44'N, 109°10'E), 16. IV. 1985, light trap, Le-yi Zheng leg.; 1 female, same data as above, 6. I. 1981, leg. Zhen-tian Chen; 1 female, same data as above, 2. I. 1981.

Diagnosis: Recognized by the light brown dorsum, the red mandibular and maxillary plates and abdomen, the white-yellow metepisternum and coxae, the constricted hemelytra (Figs. 5, 6), the short, decumbent, shining sericeous setae and declined simple setae on vertex, pronotum and hemelytra, the gradually tapering, triangular spiniform frons (Fig. 10), the length of antennal segment I subequal to 4/5 of width of head, the complete sulcus reaching the posterior margin on vertex, the small red-brown hump on the posterior margin of pronotum (Figs. 5, 6), the weakly spinelike projection on the scutellum; vesica strongly sclerotized, twisted, apex without large membrane, nearly apex with a small, triangular projection, secondary gonopore well developed (Fig. 20); left paramere boat-shaped, hypophysis weakly sinuate, not distinctly elongate, sensory lobe rounded and lamellate (Fig. 21); right paramere leaflike, lamellate, hypophysis relatively sharp (Fig. 22); phallotheca weakly curved (Fig. 23); can be separated from other species of the genus by the dorsal coloration, the form of spiniform frons, and the male genitalia.

Distribution: China (Hainan, Hong Kong).