Phasia malaisei Sun, 2003

Sun, Xuekui & Marshall, Stephen A., 2003, Systematics of Phasia Latreille (Diptera: Tachinidae), Zootaxa 276 (1), pp. 1-320 : 53-54

3.3.4 Phasia malaisei Sun , sp. nov.

(Figures I­33, II­6.3)

TYPE MATERIAL

Holotype ♀, BURMA [N.E.], Kambaiti, 7,000ft, 2.v.1924, R. Malaise, ex: L.P. Mesnil Collection 1986 (CNCI).

DESCRIPTION

Body length: 3.5 mm.

FEMALE: HEAD. Head spherical or nearly so. Eyes separated by a distance as wide as single ocellus. Fronto­orbital plate black with grey pruinosity, 5 rows of hairs laterally (reaching to eyes). Frontal vitta triangular, black. Frontal vitta at base of antennae 1.1 times as wide as fronto­orbital plate anteriorly. Ocellar setae present but fine; outer vertical setae present; inner vertical setae absent. Face black with grey pruinosity. Parafacial black with grey pruinosity, upper part haired; 1.1 times as wide as first flagellomere. Lower margin of face projecting, visible in profile, brown, grey pruinose. Vibrissa well differentiated; intervibrissal distance 1.5 times distance between vibrissa and eye on same side; facial ridge with bristles on lower 3/5. Gena brown to black with grey pruinosity; hairs black; height 0.12 times eye height. Lunule black and shining; sublunular bulla indistinct. Antenna black; first flagellomere 1.5 times as long as pedicel; arista thickened on basal 0.4. Length of oral opening 1.3 times its width. Occiput flattened, white pruinose; hairs black. Palpus brown to black.

THORAX. Mesoscutum shining, without pruinosity, with fine black hairs. 0+1 acrostichal seta; 1+2 dorsocentral setae; 2 postpronotal setae; presutural supra­alar seta present, but fine; 1 postsutural intra­alar seta; 2 notopleural setae; 1 supra­alar seta; 2 postalar setae. Pleuron thinly grey pruinose; hairs black; scale­like setae absent. Anepimeral setae medium size; black; 2 katepisternal seta; 3­4 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 0.4 times as long as preceding section of R 4+5; M meeting R 4+5 almost at right angle. Halter yellow. LEGS. Fore femur black; hairs black. Fore tibia black, without bristles, apically with 1 p and 1 d. Fore tarus black. Fore claws black; 0.8 times as long as fifth tarsomere. Pulvilli brown. Mid femur black; hairs black. Mid tibia black, with 1 ad and 1 v, apically with 1 av, 1 pv, 1 pd and 1 d. Hind femur black; hairs black; scale­like setae absent. Hind tibia black without anterior spine­like setae, with 4 pd and 7­ 8 ad.

ABDOMEN. Abdominal tergites black; pruinosity absent; longitudinal vitta absent; tergites III, IV and V with a row of long marginal bristles respectively. Relative length of abdominal tergites I+II:III:IV:V = 1.3:1:0.9:0.4; relative width I+II:III:IV:V = 0.7:1:0.9:0.8. Hair spots indistinct. Sternite VII (sheath) longer than sternite VI, canoelike, narrow apically, not bent, apex almost straight; shining smooth ventrally. Ovipositor bent upward.

MALE: Unknown.

HOST

Unknown.

ETYMOLOGY

This specific name is a patronym in honour of the collector, R. Malaise.