A taxonomic revision of Australian Conopidae (Insecta: Diptera) 2581 Author Published, First text Zootaxa 2010 2010-08-31 2581 1 246 journal article 1175­5334 Key to Australian species of Setosiconops 1. Thorax and abdomen predominantly yellowish brown with some dark brown areas; without dark blue iridescent sheen; 3 proepisternal bristles; anepisternum bare ......................................................................... epixanthus sp. nov. -. Thorax and abdomen predominantly blackish brown with a dark blue iridescent sheen; numerous proepisternal bristles; anepisternum setose.............................................................................................................................................. 2. 2. Fronto-orbital region yellow; antennal pedicle with transverse dorsobasal ridge weakly developed ( Fig. 304 ); postgena and cheek pale yellow; haustellum about 2x head length; petiole about 0.8x length of dm-cu crossvein and 0.6x length of CuA2+A1 ( Fig. 316 ).......................................................................................................... robustus (Kröber) -. Fronto-orbital region brown; transverse dorsobasal ridge of pedicle sharply defined; postgena darker yellow than cheek; haustellum 1.6x head length; petiole, dm-cu crossvein and CuA2+A1 about same length ....... similis sp. nov.