Astinus Stål, 1859

Truong, Xuan Lam, Zhao, Ping & Cai, Wanzhi, 2006, Notes on the genus Astinus Stål (Heteroptera: Reduviidae: Harpactorinae) from Vietnam, with the description of the female of Astinus intermedius Miller, Zootaxa 1172 (1), pp. 31-41 : 32-33

Key to the Vietnamese species of genus Astinus Stål

1. Most of connexival segments black ( Fig. 1 ), tuberculate process on anterior pronotal lobe not developed ( Fig. 2 ) ................................................ A. intermedius Miller, 1954

­ Connexival segments dull orange ( Figs. 7 , 8 ), tuberculate process on anterior pronotal lobe developed ( Figs. 9, 10 ) .................................................. A. siamensis Distant, 1903

Figures

FIGURE 1. Astinus intermedius Miller, ♀. Habitus. Scale bar =2.80 mm.

FIGURE 7. Astinus siamensis Distant, ♀. Habitus. Scale bar = 2.70 mm.

FIGURE 8. Astinus siamensis Distant, ♂. Habitus. Scale bar = 2.70 mm.

FIGURES 2–6. Astinus intermedius Miller, ♀. 2, Head and pronotum, antennae removed; 3, pronotum; 4, abdomen; 5, 6, apical part of abdomen; 2, 4, 6, lateral view; 3, caudal view; 5, ventral view. Scale bar of 2, 5, 6 = 1.33 mm; of 3 = 1.00 mm; of 4 = 2 mm.

FIGURES 9–13. Astinus siamensis Distant, 9, ♂; 10–13, ♀. 9, 10. Head and pronotum, antennae partly removed; 11, pronotum; 12, 13, apical part of abdomen; 9, 10, 13 lateral view; 11, caudal view; 12, dorsal view. Scale bar of 9, 10, 12, 13 =1.33 mm; of 11 = 1.00 mm.