Five new species of Utetes Foerster (Hymenoptera, Braconidae, Opiinae) from NW China Author Tan, Jiang-Li Author Achterberg, Cornelis Van Author Zhang, Ruo-Nan Author Wu, Jia-Xuan text Zootaxa 2018 2018-03-29 4402 3 525 541 journal article 30376 10.11646/zootaxa.4402.3.6 0d619857-daed-4764-820b-99b924c97c07 1175-5326 1209750 51BBF5DA-FE71-4C14-B0C4-476E12A8FE35 Key to species of Utetes Foerster sensu stricto from NW China 1 Wing membrane brown; length of body ( ♂ ) about 5 mm ; vein m-cu of hind wing present; [propodeum with a transverse carina and reticulate; medio-posterior depression of mesoscutum large and deep; hind femur 3.5 × as long as wide; first metasomal tergite 1.4 × as long as wide apically]........................................... U. breviculus Chen & Weng, 2005 – Wing membrane subhyaline, at most fore wing medially weakly infuscate; length of body 2.5–3.5 mm ; vein m-cu of hind wing absent; [hind leg (except telotarsus) ivory, pale yellow and/or yellow]............................................ 2 2 Mesoscutum rounded anteriorly, without distinct “shoulders” ( Figs 4 , 43 ); malar space 0.5–0.7 × as long as basal width of mandible and with malar suture distinctly to slightly impressed; vein 1-SR of fore wing 0.4–0.5 × vein 1-M; setose part of ovi- positor sheath 0.2–0.3 × hind tibia; [hind femur 3.9–4.5 × as long as wide; medio–posterior depression of mesoscutum shallower and more or less droplet-shaped].................................................................... 3 – Mesoscutum with sharply protruding “shoulders” ( Figs 17 , 30 , 53, 54 ); malar space 0.8 × as long as basal width of mandible and flat; vein 1-SR of fore wing 0.6–0.7 × vein 1-M; setose part of ovipositor sheath 0.3–0.8 × hind tibia; [wing membrane subhyaline except near submedial veins; orbita partly orange or chestnut brown]................................... 4 3 Flat and smooth lateral areas of first metasomal tergite wide, about as wide as sculptured medial part ( Fig. 5 ); apex of metasoma (including hypopygium) dark brown; face 1.6–1.8 × as wide as high medially ( Fig. 9 ); precoxal sulcus coarsely crenulate ( Fig. 3 ); ovipositor rather slender ( Fig. 12 ).................................................... U . aharmus sp. n. – Flat and smooth lateral areas of first metasomal tergite narrow, distinctly narrower than sculptured medial part ( Figs 43, 44 ); apex of metasoma (including hypopygium) brownish yellow ( Fig. 48 ); face about twice as wide as high medially (measured from ventral rim of antennal sockets; Fig. 46 ); precoxal sulcus finely crenulate ( Fig. 42 ); ovipositor robust ( Fig. 48 )............................................................................................... U . stenotus sp. n. 4 “Shoulders” in front of notauli less protuberant ( Fig. 30 ); first discal cell of fore wing strongly transverse (its maximum width about 3 × its height medially: Fig. 28 ); setose part of ovipositor sheath 0.8 × as long as hind tibia; precoxal sulcus largely absent and with only a few crenulae ( Fig. 29 ); medio-posterior depression of mesoscutum shorter and more or less elongate droplet-shaped ( Fig. 30 ).................................................................... U. karsius sp. n. – “Shoulders” in front of notauli more protuberant ( Figs 17 , 54 ); first discal cell of fore wing less transverse (its maximum width about twice its height medially: Figs 15 , 52 ); setose part of ovipositor sheath 0.3–0.6 × as long as hind tibia; precoxal sulcus wide and distinctly crenulate ( Figs 16 , 53 ); medio-posterior depression of mesoscutum long and linear ( Figs 17 , 54 )....... 5 5 Setose part of ovipositor sheath 0.3 × as long as hind tibia ( Fig. 61 ); scutellum densely setose posteriorly ( Fig. 54 ); propodeum with short medio-longitudinal carina anteriorly ( Fig. 55 ); precoxal sulcus somewhat wider end pointing posteriorly close to middle coxa ( Fig. 53 ); ♀ with about 38 antennomeres........................................... U . subrosae sp. n. – Setose part of ovipositor sheath 0.6 × as long as hind tibia ( Fig. 24 ); scutellum sparsely setose posteriorly ( Fig. 17 ); propodeum without short medio–longitudinal carina anteriorly ( Fig. 18 ); precoxal sulcus more elongate and pointing to area in front of middle coxa ( Fig. 16 ); ♀ with about 43 antennomeres........................................ U . elongisulcus sp. n.