Thienemanniella

Abstract

Key to known Afrotropical males of <i>Thienemanniella</i> <p> 1. Inferior volsella digitiform, bare, phallapodeme straight........................................................... <i>T. antennata</i> Freeman</p> <p>- Inferior volsella not digitiform, most often carrying thin glandular setae, phallapodeme curved............................... 2</p> <p> 2. Gonocoxite with large concavity for gonostylus, tergite IX with numerous long setae <i>........................ T. cavata</i> <b>sp. n.</b></p> <p>- Gonocoxite without such concavity for gonostylus, tergite IX without numerous long setae..................................... 3</p> <p> 3. Inferior volsella small, triangular with apodeme, tergite I with patch of 4–6 setae on each side................................... <i>................................................................................................................................................ T. trivittata</i> Goetghebuer</p> <p>- Inferior volsella a swelling or lobe with numerous inner setae, without apodeme; tergite I with 1–2 setae on each side................................................................................................................................................................................ 4</p> <p> 4. Antenna with 8 flagellomeres. Tergite II and III each with 1 seta (Lehmann 1979 figs 134, 136).... <i>T. fuga</i> Lehmann</p> <p>- Antenna with 10–12 flagellomeres. Tergite II and III with 3 or more setae................................................................. 5</p> <p> 5. Antenna with 10 flagellomeres, superior volsella narrow, not triangular, anteriorly fused, caudally in contact with inferior volsella................................................................................................................................ <i>T. lineola</i> Freeman</p> <p> - Antenna with 12 flagellomeres, superior volsella broad, triangular, anteriorly not fused, caudally not in contact with inferior volsella. (Lehmann 1979, figs 145, 147) <i>................................................................................ T. safi</i> Lehmann</p>Published as part of <i>Fu, Yue, Hestenes, Tor Christian & Saether, Ole, 2010, Review of Afrotropical Thienemanniella Kieffer (Diptera: Chironomidae: Orthocladiinae), pp. 1-22 in Zootaxa 2338</i> on page 20, DOI: <a href="http://zenodo.org/record/193239">10.5281/zenodo.193239</a&gt