New Black Fungus Gnats (Diptera, Sciaridae) of North America Part I. Genus Scatopsciara Edwards, 1927 Author Mohrig, Werner Author Kauschke, Ellen text Zootaxa 2016 4150 4 401 435 journal article 38375 10.11646/zootaxa.4150.4.3 e78916b4-b9a2-4b98-a689-b41f83ccf09b 1175-5326 267128 DB975877-03DF-4067-AE12-D978BB3E0801 Scatopsciara (X enopygina ) alawae sp. n. * ( Fig. 10 A–C) Locus typicus : USA , Arizona , Pimo County , Tucson Mts. 16 km W Tucson , 30.24°N , 111.13°W , Sonora desert. Holotype : Male , 30.iv.–16.v.1995 , leg. S. Prchal , Malaise trap ( PWMP ). Description . Male. Head . Eye bridge 3 facets wide. 4th flagellomere with l/w-index 2.2, haired whitish, as long as basal node wide. Palpus 3-segmented, short; basal segment with deepened sensory pit and 2–3 bristles. Thorax . Brown; scutum haired whitish. Wings pale; R1: R = 0.5; c short, = 1/3 w; y = x, with 1–2 bristles; posterior veins bare. Haltere short, brownish. Legs yellowish; tibial organ of fore tibia small, with 4–5 bristles on a small lobe; spurs of middle tibia vary, one is long, the other strongly reduced; hind tibia with unequal long spurs; claws toothless. Abdomen . Brown, haired sparsely, whitish. Hypopygium brown; ventral base closed; gonocoxites longer than gonostylus, haired short and sparsely. Gonostylus concaved on inner side, without apical tooth; with 3 subapical spines and longer apical bristles. Tegmen trapezoid. Body size: 2 mm . Comments . The species belongs to the armata group of the subgenus Xenopygina Frey. It is characterized by curved gonostylus, concaved on inner side and a slightly bilobated apex with three dark spines. It is similar to Sc. praealawae (for differences see there). Distribution . USA ( Arizona ). * Alawae = pea, Algonquin.