A remarkable new species of Rhaphium Meigen (Diptera, Dolichopodidae) from Sri Lanka Author Naglis, Stefan Author Grootaert, Patrick text Zootaxa 2011 2991 44 48 journal article 10.5281/zenodo.200752 df1170a6-b7a6-48ed-9475-470898fa5321 1175-5326 200752 Rhaphium srilankensis species-group Included species: Rhaphium srilankensis sp. nov. Diagnosis. Arista absent in males (MSSC) ( Fig. 1 A); first flagellomere with dense pubescence, 7 times as long as basal width, with acute apex; in females the arista is subapical and the first flagellomere is twice as long as basal width ( Fig. 1 B); mesonotum with purplish longitudinal stripe between dc rows in both sexes; ac small and biseriate; 6 strong dc present; 2 strong marginal scutellars present, without lateral setae or hairs; hind coxa with a strong lateral seta; mid femur with an anterior and a posterior preapical seta, fore and hind femora without preapicals; veins R4+5 and M subparallel in distal section. Male hypopygium partially exposed and visible under postabdomen (see species description for detailed description of the hypopygium).