Troporhogas contrastus

Troporhogas contrastus (Long, 2014) Figs 17, 21 I Material. Thailand, Nakorn Ratchasima province, 6 ♀ Sakaerat Environmental Research Station (SERS); Light trap; 10–13. v. 2021, 17 iii 2021 (CUMZ); Nakorn Ratchasima province, 3 ♂ Sakaerat Environmental Research Station (SERS), light trap; 17. ii – 20. iii. 2021 (CUMZ); Chiang Mai province, 1 ♂ Doi Chiangdao, 9–16. xi. 2007, Malaise trap, (CUMZ); 1 ♀; Doi Phahompok, 11–18 vii 2007, Malaise trap (CUMZ); Uthai Thani province, 1 ♀; Khao Yong Rum, 6–8. vi. 1986, 400 m, coll. J. M. Allen (NHMUK). Diagnosis. Female. Body length 6.4–7.4 mm, length of fore wing 5.4–5.5 mm, antenna 7.9 mm; head in dorsal view occipital carina weakly curved, compound eyes large, lateral view temple and malar space small, face with median carina, frons smooth with sparse setae, maxillary palp 5 - segmented; mesoscutum shiny and smooth with fine setae, notauli deep, propodeum areolate medially, rugose anteriorly and reticulated posteriorly; fore wing: pterostigma pale brown, vein r-rs arising slightly before the middle of pterostigma, (RS + M) a straight, hind wing: m-cu absent, cu-a reclivous; length of inner hind tibial spur <1 / 3 of basitarsus, hind tarsal claw with large lobe; TT 1 and 2 with dorsal longitudinal carina enclosing a triangular area at the base, metasomal tergites densely striate, ovipositor short; head yellow but stemmaticum black, mesosoma yellow except for meso- and metapleuron and propodeum black, legs yellow but hind legs brown, metasoma ivory, except for TT 3–5 blackish brown, T 2 with black spot posteriorly. Male. Length of body 5.0– 5.1 mm, of fore wing 4.9. Antenna with 36–39 flagellomeres. Sculpture on frons less strong. Occipital carina more or less rounded medially. Head and mesosoma orange-yellow except mesopleuron sometimes with dark medial mark, metapleuron largely piceous or black, propodeum black. Hind leg largely black but tarsus dark brown. Metasoma cream-white except TT 3 and 4 which variably have a piceous to black mark submedially, to largely black behind anterior transverse groove with a weak break indicated anteriorly. Variation. One female specimen has the anterior third of middle lobe of mesoscutum piceous. General distribution. North central and north west Vietnam (Long 2014), north and central Thailand. Biology. Unknown.