A new species of Stenophragma Skuse from Borneo (Diptera: Mycetophilidae Sciophilinae) Author Bechev, Dimitar Department of Zoology, University of Plovdiv, 24 Tzar Assen Str., BG 4000 Plovdiv, Bulgaria Author Kazandzhieva, Svetlozara Department of Zoology, University of Plovdiv, 24 Tzar Assen Str., BG 4000 Plovdiv, Bulgaria & Regional Museum of Natural History - Plovdiv, 34 Hristo G. Danov Str., BG 4000 Plovdiv, Bulgaria. text Zootaxa 2020 2020-07-22 4819 1 195 200 journal article 21432 10.11646/zootaxa.4819.1.12 abf776d2-0a07-42fe-b02d-a2c049b360f2 1175-5326 3955822 0E94B208-8A89-4295-8F50-2CCBB2E7BFF8 Key to the extant species of Stenophragma 1. Thorax and abdomen light brown to dark brown. Australian species …........................................... 2 - Thorax and abdomen yellow-brownish or reddish-yellow. Non-Australian species …............................... 6 2. Thorax and abdomen deep brown to dark brown ….......................................................... 3 - Thorax light brown.................................................................................… 5 3. Coxae yellow …....................................................................... S . hirtipenne Skuse - At least hind coxae deep brown …....................................................................... 4 4. M 4 strongly sinuous ( Skuse 1890 : Plate XIX, Fig. 5 ) …........................................ S . picticorne Skuse - M 4 not sinuous ( Skuse 1888 : Plate XXXI, Fig. 9 ) …....................................... S . meridianum (Skuse) 5. M 4 strongly curved basally ( Oliveira & Amorim 2012 : Fig. 3 ). Tergite 9 with apex as wide as base, rounded distally, with typical waist close to apex ( Oliveira & Amorim 2012 : Fig. 7 ). Gonostyle with numerous strong spines, median branch with two rows of short spines ( Oliveira & Amorim 2012 : Figs 9–11 ) …............................... S . bickeli Oliveira & Amorim - M 4 moderate curved basally ( Oliveira & Amorim 2012 : Fig. 4 ). Tergite 9 widening to the apex ( Oliveira & Amorim 2012 : Fig. 16). Gonostyle with three strong spines of different sizes and with nine regular rows of short spines ( Oliveira & Amorim 2012 : Fig. 18) ….................................................................. S . collessi Oliveira & Amorim 6. Thorax and abdomen reddish-yellow. The angle between M 4 and CuA is close to 45 degrees (M 4 not strongly curved basally) ( Matile 1991 : Fig. 12 ). Basal stripe of the wing incomplete. Only females known…............... S . paponorum Matile - Thorax and abdomen yellow-brownish. The angle between M 4 and CuA is close to 90 degrees (M 4 strongly curved basally) ( Fig. 3 ). Basal stripe of the wing almost complete.......................................... … S . borneense sp. n.