New species of Metatrichia Coquillett (Diptera: Scenopinidae) from Australia and Venezuela Author Winterton, Shaun L. Author Woodley, Norman E. text Zootaxa 2009 2094 42 51 journal article 10.5281/zenodo.187576 6dde6c53-43ff-4098-9afb-ede1ffc0d5cf 1175-5326 187576 EBBA3D3A-73EE-457F-BD75-66D18BB3E7BC Key to extant species of Metatrichia from the New World 1. Legs tan-brown; abdomen generally tan coloured with posterior margins of tergites 1–7 cream-coloured; abdomen without scale-like setae; notopleural region of pleura cream; knob of haltere cream; wings of female hyaline............ .............................................................................................................................................. M. venezuelensis sp. nov. - Legs very dark brown to black; abdomen black, sometimes with reddish-yellow colour laterally; abdomen with scale-like setae laterally; notopleural region of pleura black; knob of haltere whitish yellow to brown; wings of female with brownish infuscation ................................................................................................................................ 2 2. Body uniformly black, sometimes end of abdomen vaguely brownish in females; knob of haltere primarily brown; widespread in United States to northern Mexico ............................................................... M. bulbosa (Osten Sacken) - Body largely black, but male abdomen (female unknown) with lateral margins of tergites 3–6 and entire tergite 7 reddish yellow; knob of haltere whitish yellow; known with certainty only from Paraguay ......... M. robusta Kröber