Systematics of Robustagramma, a new genus of New World Sphaeroceridae (Diptera) Author Marshall, Stephen A. Author Cui, Yongsheng text Zootaxa 2005 2005-07-29 1026 1 1 122 https://biotaxa.org/Zootaxa/article/view/zootaxa.1026.1.1 journal article 10.11646/zootaxa.1026.1.1 1175­5334 5049813 3EDC6787-C73B-4969-BA06-022D0532364F Robustagramma flavistylum group Diagnosis: Head always with a pair of cruciate postocellar bristles. Dorsocentral bristles in 2 or 3 pairs. Wing uniformly, lightly pigmented (with clear bands in R . cultriforme ) ; distal quarter of R conspicuously curved forward. Mid tibia with an additional small anterodorsal preapical bristle anterior to dorsal bristle. Sternite 5 of male with two patches of small black scales on posteromedial margin.