A new genus and two new species of Braconinae (Hymenoptera: Braconidae) from the Oriental region Author Ranjith, A. P. 0000-0001-7061-9659 Ashoka Trust for Research in Ecology and the Environment (ATREE), Royal Enclave, Srirampura, Jakkur Post, Bangalore 560064, India & Curresponding author: ridhuranjith @ gmail. com; https: // orcid. org / 0000 - 0001 - 7061 - 9659 ridhuranjith@gmail.com Author Achterberg, Cornelis Van 0000–0001–8137–3404 Naturalis Biodiversity Center, Darwinweg 2, 2333 CR Leiden, the Netherlands priyan@atree.org Author Kumar, P. Girish 0000-0002-6495-4853 Zoological Survey of India, Western Ghat Regional Centre, Kozhikode, Kerala, Pin: 673006, India kees@vanachterberg.org Author Priyadarsanan, Dharma Rajan 0000-0003-2121-0165 Ashoka Trust for Research in Ecology and the Environment (ATREE), Royal Enclave, Srirampura, Jakkur Post, Bangalore 560064, India kpgiris@gmail.com text Zootaxa 2023 2023-11-16 5374 2 196 210 https://mapress.com/zt/article/download/zootaxa.5374.2.2/52285 journal article 278746 10.11646/zootaxa.5374.2.2 e97e50df-cba7-4aa4-9c95-72fdd11da79c 1175-5326 10147247 D5E69F1B-75DC-4C9D-A702-C7C92299EB2E Rhadinobracon Szépligeti, 1906 Rhadinobracon Szépligeti, 1906 .Type-species: Iphiaulax traegardhi Szépligeti, 1904 . Heliobracon Telenga, 1936 .Type-species: Heliobracon zarudnyi Telenga, 1936 . Synonymized by Quicke (1986) . Diagnosis . Head wider than long ( Figs 3B–C , 5B–C , 9C–D ). Scape longer ventrally than dorsally ( Figs 3D , 5D , 9G, I, J ). Medial flagellomeres wider than long ( Figs 3A , 5A , 9J ). Terminal flagellomere laterally compressed, blunt apically ( Fig. 9H ). Face rugose ( Figs 3B , 5B , 9C ). Face and clypeus separated by crenulated transverse suture ( Figs 3B , 5B , 9C ). Clypeus with apical carina ( Figs 3B , 5B , 9C ). Malar space without distinct suture ( Fig. 3D , 5D , 9J ). Mandible twisted ( Figs 3B , 5B , 9C ). Maxillary and labial palps rather long ( Fig. 3D , 5B, D , 9J ). Frons smooth, with shallow midlongitudinal groove ( Figs 3C , 5C , 9D ). Base of ocellar triangle longer than its side ( Figs 3C , 5C , 9D ). Vertex and occiput smooth ( Figs 3C , 5C , 9D ). Lateral temple shorter than transverse diameter of eye ( Figs 3D , 5D , 9J ). Mesosoma longer than high ( Figs 3E , 5E , 9J ). Pronotum smooth ( Figs 3F , 5F , 9E ). Mesoscutum smooth, sparsely setose ( Figs 3F , 5F , 9E ). Middle lobe of mesoscutum more or less rounded anteriorly ( Figs 3F , 5F , 9E ). Notaulus shallow anterior half, absent posteriorly ( Figs 3F , 5F , 9E ). Scutellar lunules narrow, crenulated ( Figs 3F , 5F , 9E ). Scutellum smooth glabrous ( Figs 3F , 5F , 9E ). Mesopleuron smooth ( Figs 3E , 5E , 9J ). Mesopleural sulcus smooth and shallow ( Figs 3E , 5E , 9J ). Metanotum largely smooth, without midlongitudinal carina antero-medially ( Figs 3F , 4A , 5F , 6A , 9E ). Metapleuron smooth ( Figs 3E , 5E , 9J ). Propodeum smooth, sparsely setose, glabrous antero-medially ( Figs 4A , 6A ). Propodeal spiracle elongate ( Figs 3E , 9J ). Fore and hind wing with yellow patches ( Figs 4D–E , 7B–C ). Fore wing: Veins C+SC+R and 1RS forming an angle less than 45° ( Figs 4D , 6B , 9A ). Vein (RS+M)a more or less straight ( Figs 4D , 6B , 9A ). Vein 1cu-a interstitial ( Figs 4D , 6B , 9A ). Second submarginal cell elongate ( Figs 4D , 6B , 9A ). Hind wing: Vein C+SC+R with 1–3 hamules ( Fig. 7C ). Vein R longitudinal ( Figs 4D , 6B , 9A ). Fore tibia with stout spines ( Fig. 7D ). Tarsal claws with rounded basal lobe ( Fig. 7E ). Metasoma mostly longitudinally striated with seven tergites ( Figs 4C , 5A , 6C , 9J ). First metasomal tergite often longitudinally striated or smooth with midlongitudinal carina, with shallow midlongitudinal groove ( Figs 4B , 6B , 9F ). Second metasomal tergite with a wide triangular midbasal area, with posteriorly converging crenulated, wide depression ( Figs 4C , 7A , 9F ). First metasomal suture smooth ( Figs 4B–C , 6B , 7A , 9F ). Second metasomal suture wide, sinuate medially, crenulated ( Figs 4C , 7A , 9F ). Metasomal tergites 3–5 with anterolateral area ( Figs 4C , 7A , 9F ). Third and fourth metasomal tergites sculptured ( Figs 4C , 7A , 9F ). Fifth metasomal tergite smooth ( Fig. 7A ) or longitudinally striated ( Figs 4C , 9F ). Metasomal tergites 6–7 often smooth ( Figs 4C , 6C , 9F ). Hypopygium extend past metasomal apex ( Figs 3A , 6C , 9J ). Ovipositor sheath setose distinctly longer than body ( Figs 3A , 5A , 9L–M ). Ovipositor with distinct dorsal nodus and ventral serrations ( Figs 8A , 9M ). Hypopygium with parameres setose apically ( Fig. 8B ). Basal ring acute posteriorly ( Fig. 8B ). Digitus glabrous ( Fig. 8B ). Volsella with long baso-lateral lobe ( Fig. 8B ). Aedeagus narrow subapically ( Fig. 8B ). Distribution . Afrotropical, Palaearctic and Oriental regions ( Yu et al . 2016 ; present study). Host . Unknown. Key to species of Rhadinobracon Szépligeti, 1906 1. Pterostigma black, except for yellowish base ( Figs 4D , 7B ).................................................... 2 - Pterostigma yellow or brownish yellow, except for darkened apex............................................... 7 2. Ovipositor sheath approx. 1.8 × as long as body; [head black, with face ventrally reddish brown; palpi brown]; Namibia .............................................................................. R. ruficauda (Enderlein, 1920) - Ovipositor sheath 1.2–1.6 × as long as body................................................................ 3 3. Basal half of fore wing largely subhyaline ( Figs 4D , 7B ); Oriental and Palaearctic.................................. 4 - Basal half of fore wing entirely dark brown; Afrotropical...................................................... 6 4. Fifth metasomal tergite entirely smooth ( Fig. 7A ); head only dorsally black ( Fig. 5C ); first metasomal tergite with distinct medial pit ( Fig. 6B ); medio-basal area of second metasomal tergite more than 0.5 × as long as tergite, distinctly longitudinally striate ( Fig. 7A ); second metasomal tergite smooth postero-laterally ( Fig. 7A ); Oriental: India ... R. nitidus Ranjith , sp. nov. - Fifth metasomal tergite striate-rugose at least medially ( Fig. 4C ); head almost completely black ( Figs 3B–D ); first metasomal tergite without medial pit ( Fig. 4B ); medio-basal area of second metasomal tergite less than 0.5 × as long as tergite, smooth ( Fig. 4C ) or moderately scultured ( Fig. 9F ); second metasomal tergite longitudianally striate postero-laterally ( Figs 4C , 9F )..... 5 5. Medio-basal area of second metasomal tergite moderately longitudinally striate; fifth metasomal tergite medially striate-rugose; mesosoma 1.8 × as long as high; second tergite with black markings; Palaearctic: Iran , Israel ... R. zarudnyi (Telenga, 1936) - Medio-basal area of second metasomal tergite smooth ( Fig. 4C ); fifth metasomal tergite entirely striate-rugose ( Fig. 4C ); mesosoma 1.5 × as long as high; second tergite without black markings ( Fig. 4C ); Oriental: India ................................................................................................... R. levigatus Ranjith , sp. nov. 6. Mesosoma entirely reddish yellow; head only dorsally more or less black; ovipositor sheath approx. 1.2 × as long as body; Sudan ..................................................................... R. traegardhi (Szépligeti, 1904) - Mesosoma with extensive black pattern; head largely black or brownish; ovipositor sheath approx. 1.4 × as long as body; South Africa , Zimbabwe ....................................................... R. duodecimfasciatus Cameron, 1904 7. Fifth metasomal tergite rugose; basal half of fore wing partly pale brown; [mesosoma reddish; hind leg brownish yellow; ovipositor sheath length unknown (only ♁ known); notauli distinctly impressed anteriorly; veins 3-SR and SR1 of fore wing curved; South Africa .......................................................... R. bicostatus ( Szépligeti, 1906 ) - Fifth metasomal tergite smooth; basal half of fore wing dark brown............................................. 8 8. Ovipositor sheath 1.6–1.7 × as long as body................................................................ 9 - Ovipositor sheath 1.2–1.4 × as long as body............................................................... 10 9. Mesosoma entirely red; ventral half of head black; [syn.: R. kinsembo (Dalla Torre, 1898) ]; Angola , Namibia ............................................................................................ R. bellosus (Smith, 1870) - Mesosoma with black pattern; ventral half of head yellowish; Mozambique , South Africa ........ R. rosa (Cameron, 1909) 10. Vein 3-SR of fore wing approx. as long as vein SR1; mesoscutum nearly entirely black; [first metasomal tergite approx. as long as wide apically]; Tanzania ...................................................... R. africanus (Szépligeti, 1911) - Vein 3-SR of fore wing shorter than vein SR1; mesoscutum usually reddish brown or largely so...................... 11 11. Upper part of face black; ovipositor sheath approx. 1.3 × as long as body; first metasomal tergite approx. 1.5 × as long as wide apically; South Africa ........................................................................................................................................................... R. rubrilineatus (Cameron, 1904) - Upper part of face yellow; ovipositor sheath 1.4–1.5 × as long as body; first metasomal tergite approx. 0.7 × as long as wide apically; [mesosoma reddish brown; fore leg black or dark brown]; Mozambique , South Africa , Tanzania ; [syn.: R. australis (Roman, 1910) with mesoscutum black and metasoma largely red]................... R. zanzibaricus ( Szépligeti, 1906 )