Genus Binodoxys Mackauer, 1960

Type species. Aphidius (Trioxys) angelicae Haliday, 1833 .

Note. Genus Binodoxys belongs to the specialised parasitoid of the aphids ( Hemiptera, Aphididae) and characterise the number of following characters. The head transverse or subcubical; maxillary palps 4-segmented, labial palps 2- segmented; antenna with 10–13 antennomeres in female and 12–15 antennomeres in male. Propodeum usually with closed areola. The venation of fore wing strongly reduced: absent medial (1-SR+M; 2M; 3M), recurrent (m-cu) and both radiomedial (2-SR and r-m) veins. Petiole of metasoma with two pairs of lateral tubercles, of which anterior pair is spiracular tubercles and posterior one is additional tubercles. Ovipositor sheath usually distinctly cut out on lower margin, evenly narrowed to apex. Prongs not fused, straight, weakly curved or sinuate, with one or two apical hair-shaped bristles ( B. tobiasi Davidian, 2004 is an exception with 4–5 apical setae).