Halycaea Cameron

Tang, Pu, Belokobylskij, Sergey A., Achterberg, Cornelis Van & Chen, Xue-Xin, 2012, Halycaea Cameron, 1903 (Hymenoptera: Braconidae, Doryctinae) from China with a key to world species, Zootaxa 3218, pp. 18-30 : 20-21

Subgenus Halycaea Cameron

Type species: Halycaea erythrocephala Cameron, 1903 (= Megaproctus ruficeps Smith, 1858 ).

Diagnosis. Occipital carina present, usually reduced ventrally and not fused with hypostomal carina. Mesonotum vertically or subvertically and more or less highly raised above pronotum. Notauli present, shallow posteriorly. Precoxal sulcus distinct and long. m-cu vein of fore wing usually weakly postfurcal. Hind coxa usually baso-ventrally angled and with a small tubercle. First tergite usually wide and long, with distinct dorsope, rarely dorsope absent, 2.0–3.3 times as long as its maximum width. Suture between second and third tergites present, straight, angulately or roundly curved towards base of tergite. Second tergite with anterolateral furrows, with long triangular area along all or almost all (0.8–0.9) its length, area fused with suture between second and third tergites or separated from it at short distance; Second tergite much shorter, 0.9–1.2 times as long as its basal width, 0.8–1.5 times as long as third tergite. Ovipositor distinctly longer than metasoma.

Distribution. Oriental and Australasian regions.