Systematics of Phasia Latreille (Diptera: Tachinidae) Author Sun, Xuekui Author Marshall, Stephen A. text Zootaxa 2003 2003-08-29 276 1 1 320 https://biotaxa.org/Zootaxa/article/view/zootaxa.276.1.1 journal article 10.11646/zootaxa.276.1.1 1175­5334 5019510 4177F6E7-B276-438E-8E49-EE5ECD84D351 3.3.8 Phasia wangi Sun , sp. nov. (Figure I­57.6­10, II­6.3) TYPE MATERIAL Holotype ♀ , CHINA , Sichuan Province , Wolong, 2,000m , 8.ix.1986 , Y. Wang (IZAS). DESCRIPTION Body length: 7 mm . FEMALE : HEAD . Head spherical or nearly so. Eyes touching. Fronto­orbital plate black, swollen, grey pruinose; 10­11 rows of hairs laterally (reaching to eyes). Frontal vitta extremely narrow, red. Frontal vitta at base of antennae 0.3 times as wide as fronto­orbital plate anteriorly. Ocellar setae present but fine; outer vertical setae absent; inner vertical setae absent. Face brown to black with grey pruinosity. Parafacial brown, grey pruinose, haired; 2.8 times as wide as first flagellomere. Lower margin of face perpendicular, not projecting, brown, grey pruinose. Vibrissa well differentiated; intervibrissal distance 0.9 times distance between vibrissa and eye on same side; facial ridge with bristles on lower 2/ 5. Gena brown, grey pruinose; hairs black; height 0.12 times eye height. Lunule black and shining; sublunular bulla indistinct. Antenna black; first flagellomere 1.2 times as long as pedicel; arista thickened on basal 1/4. Length of oral opening 1.3 times its width. Occiput flattened, white pruinose; hairs black. Palpus yellow. THORAX . Mesoscutum thinly pruinose, without longitudinal vitta, with fine black hairs. 0+2 Acrostichal setae; 1+2 dorsocentral setae; 2 postpronotal setae; presutural supra­alar seta present, strong; 1 postsutural intra­alar seta; 2 notopleural setae; 1 supraalar seta; 2 postalar setae. Pleuron thinly grey pruinose; hairs black; and without scale­like setae. Anepimeral setae strongly, black; 1 katepisternal seta; 5­9 meral setae. Scutellum black, shining, without pruinosity, with two pairs of marginal setae; apical setae present and distinct; discal setae randomly arranged, not in rows. Subscutellum not very prominent. WING . Lower calypter white with light brown infuscation. Wing base without scalelike setae. Tegula black. Basicosta black. Wing hyaline, narrow; petiole of apical cell 0.15 times as long as preceding section of R 4+5 ; M meeting R 4+5 at acute angle. Halter yellow. LEGS . Fore femur black; hairs black. Fore tibia black, with 5 p , apically with 1 ad , 1 p and 1 d . Fore tarus black. Fore claws brown, apex black; 0.8 times as long as fifth tarsomere. Pulvilli brown. Mid femur black; hairs black. Mid tibia black, with 1 ad , 4 p and 1 v , apically with 1 ad , 1 a , 1 av , 1 pv , 1 p , 1 v and 1 d . Hind femur black; hairs black; scale­like setae absent. Hind tibia black, with 7 pd and one row of ad . Anterior spine­like setae of hind tibia present. ABDOMEN . Abdominal tergites black; pruinosity absent; longitudinal vitta absent; tergite IV with one row of long marginal bristles. Relative length of abdominal tergites I+II:III:IV:V = 1.3:1:1:0.6; relative width I+II:III:IV:V = 0.4:1:0.9:0.7. Hair spots indistinct. Sternite VII (sheath) 1.8 times longer than sternite VI, knife­like, slightly bent, apex directed dorsally; sternite VII with linear wrinkles ventrally. Ovipositor bent upward. MALE: Unknown. HOST Unknown. ETYMOLOGY This specific name is a patronym in honour of Mr. Y. Wang who collected the type specimen when he was in the Institute of Zoology, Chinese Academy of Sciences, Beijing , China .