Meteorus Haliday

Genus Meteorus Haliday View in CoL View at ENA

Flagellum with 21–29 segments, apical flagellomeres without spine. Scape about 1.5x longer than wide and twice longer than pedicel. Maxillary and labial palpi with 6 and 3 articles, respectively. Occipital carina complete dorsally, joining ventrally hypostomal carina far from mandibular basis. Eye glabrous and large. Frons concave and smooth. Tentorial pits large and deep. Clypeus slightly convex, more than twice wider than high. Subocullar sulcus well developed. Mandibles slender, largely overlapping each other when closed, tapered towards apex, with a fine medio-longitudinal carina, upper tooth much longer than lower tooth. Sternaulus wide and rugose-crenulate. Epicnemial carina complete. Postpectal carina absent. Notaulus deep and crenulate. Scuto-scutellar groove deep and crenulate. Scutellum with small medio-posterior depression. Propodeum irregularly rugose. Forewing with Rs about as long as pterostigma, Rs+M and usually r-m present, M+Cu fully tubular and pigmented. Hind wing with M+Cu much longer than 1/M, Cu&cu-a subvertical, 2/Sc+R very long, Rs spectral. Hind wing with R not apically broadened. Tarsal claws simple and slender. Tergite I long and slender, wider apically than basally, spiracles at or slightly posterior to middle, ventral margins usually meeting at least medially or sometimes basally fused. Remaining tergites smooth. Tergites II and III with a lateral fold. All tergites with a single subapical row of setae. Hypopygium simple, with sparse pilosity. Ovipositor slender, straight, and apically acute, with a weak subapical notch. Ovipositor sheath about twice longer than tergite I.

Large cosmopolitan genus of about 300 species. Larval parasites of numerous lepidopteran families. Some species parasitize Coleoptera .