Revision of Calobrachium Gobbi & Azevedo, gen. nov. (Hymenoptera, Bethylidae), with description of seven new Oriental species Author Gobbi, Fernanda T. Author Azevedo, Celso O. text Zootaxa 2016 2016-02-19 4083 2 221 238 journal article 31491 10.11646/zootaxa.4083.2.3 d0819d5e-2a5d-4fc1-bcb5-61989fc288d8 1175-5326 1050897 B81AE163-B00B-4C4D-B629-E7C9CF7D5583 Calobrachium luangum Gobbi & Azevedo , sp. nov. ( Figs 2 , 11 , 19 , 24 , 34, 35 ) Description. MALE. Body length 2.8 mm . LFW 2.0 mm. Color . Head black; mandible, clypeus, antenna, mesosoma and metasoma castaneous; legs light castaneous; wings subhyaline. Head ( Fig. 2 ). Mandible with three upper teeth small, lower one largest. Apical margin of median clypeal lobe straight. Flagellomeres long; four first antennomeres in ratio about 14:4:11:8; pedicel 1.0 × as long as wide; F1 very long, 2.8 × as long as wide; F9 1.8 × as long as wide; flagellar setae suberect and erect. Frontal carina slightly conspicuous. WH 0.9 × LH. WF 0.7 × WH. WF 1.4 × HE. Eye small, very salient. Ocellus small. DAO 0.2 × WF. Frontal angle of ocellar triangle acute. WOT 2.3 × DAO. OOL 1.4 × WOT. Distance of posterior ocellus to vertex crest 1.3 × DAO. VOL 1.1 × HE. Temple strongly divergent. Vertex straight. Mesosoma ( Figs 11 , 19 ). Pronotal disc densely punctate, mesonotum sparsely punctate. Pronotal collar short. Pronotal declivity low. Pronotal disc 0.5 × as long as wide; anterior region 0.4× as long as wide; quadrangular. Notauli conspicuous, occupying one third of mesoscutum. Scutellar furrow wide, deep, slightly scrobiculate; corner straight. Median region of scutellum coriaceous, punctate. Median region of metanotum short, wide; inner foveae of metanotal furrow not delimited. Propodeal disc 1.2 × as long as wide; 0.4 × as high as long; areolate; lateral carina conspicuous; propodeal declivity slightly areolate; side of propodeum slightly areolate. Mesopleuron anteriorly slightly rugulose, posteriorly slightly areolate; transversal furrow conspicuous, strongly scrobiculate. Discoidal vein strongly pigmented. Metasoma . Petiole long, 0.4 × as long as propodeal disc. Hypopygium ( Fig. 24 ) 1.0 × as long as wide; posterior margin slightly trilobate; median lobe convex, wide; posterior projection short; lateral lobe straight; lateral margin slightly convex; anterior pigmented line strongly pigmented, slender; lateral stalk absent. Genitalia ( Figs 33–34 ): aedeagus strongly mesoconvex, apical region ventrad with lobe long; dorsal paramere about as long as ventral paramere, wider as ventral paramere, inner margin sinuous, outer margin slightly convex; membranous region of basiparamere with apical corner strongly developed; sclerite on volsella base absent. FEMALE unknown. Material examined . Holotype , ♂ . THAILAND , Chiang Mai , Doi Inthanon NP , checkpoint 2, 18°31.559’N 98°29.941’E , 1700 m , MT, 15–22.VII.2006 , Y. Areeluck leg., T73 ( QSBG ). Distribution. Thailand ( Chiang Mai ). Remarks. See remarks of C. lepidum comb. nov.