Orionis masoni Shaw 1987

Orionis masoni Shaw 1987 View in CoL

( Figures 23–29 View FIGURES 23 – 29 )

Orionis masoni Shaw, 1987: 109 View in CoL

Diagnosis (female). Body length 5.0– 5.7 mm. Flagellum with 21–22 segments ( 24–26 in males). Body color mostly reddish brown, but some specimens are darker with more or less extensive black markings; antenna brown; mandibles and palpi yellowish brown; legs mostly yellow with fore and mid coxa and trochanter whitish yellow; wings hyaline.

Frons weakly rugose medially; in dorsal view, temples gradually sloping from eye, 0.5 × eye length. Mesoscutum with median lobe setose, weakly punctate anteriorly, posteriorly depressed and rugulose, without midlongitudinal carina; lateral lobes of mesoscutum bare, smooth and polished. Scutellar sulcus with complete median-longitudinal carina. Propodeum entirely rugose, with dorsal face horizontal and posterior face vertical; dorsal face with a pair of converging lateral carina, posterior face with distinct median depression. Pronotum mostly smooth and polished laterally with carinate pronotal groove, and rugose posteriorly; pronotal collar mostly smooth. Mesopleuron with broad and shallow, rugose sternaulus, smooth and polished medially and ventrally, rugose at subalar groove; mostly covered with setae except on polished central area. Fore wing vein m-cu shortly distad to vein 2RS. Hind wing vein cu-a roughly with same length of vein r-m, and vein 1M around 1.4 × longer than r-m. Ovipositor 1.5–2.0 × longer than petiole.

Material examined. Paratypes, 2♀, MEXICO : Durango, 24 mi. W. La Ciudad, 7000 ft, 20.VII.1974, W.R.M. Mason ( UWIM) .

Distribution. Known only from the type-locality in Durango, Mexico.