圆蝇属四新种记述（双翅目：蝇科）

DESCRIPTIONS OF FOUR NEW SPECIES OF THE GENUS MYDAEA R.-D. FROM CUIZHOU, CHINA(DIPTERA: MUSCIDAE)

圆蝇属四新种记述（双翅目：蝇科）魏濂艨（贵州省安顺地区卫生防疫站，安顺市５６１０００）本文记述了贵州的圆蝇属ＭｙｄａｅａＲ．Ｄ，１８３０四新种。新种的模式标本保存于作者所在单位。１．短圆蝇Ｍｙｄａｅａｂｒｅｖｉｓ新种雄体长４．７ｍｍ。头眼裸。额狭，中...

AbstractIn this paper four new species belonging to the genus Mydaea R. -D. fromGuizhou, China are described and figured. A 1 types are kept in the author's labo-ratory.1. Mydaea brevis sp. nov. (figs. 1--4)Allied to the Asian spotes Mydaea piceitarsis Emden, 1965 and the Europeanspecies Mydaea detrita (Zett., 1845), but differs from them by parafacialia less than half of A3--width. A, somewhat brownish; mesonotum grey brownish dusted inposterior view, with a pair of fine dark vittae before suture and a pair of broaddark vittae before scutellum sulcus, not exceeding 3rd dc; acr on prst in 8 rows;ia 0 + 1; pra about 2/3 X as long as 2nd ntpl; tarsi dark brown; mid femur witha row of hair--like av setae in hasal third; mid tibia with 2 p.Holotype, Kuankuoshui, Suiyang County, Guizhou Province, Aug. 11, 1987.Collected by Wei Lian-meng.2. Mydaeo brunndpennis sp. nov. (figs. 5--10)Closely related to the North China species Mydaca minor Ma et Wu, 1986, butdiffers from the latter by A3 about 3.4 X as long as wide, parafacialia almost equalto A3--width; gena not over 1.3 X A3-width; mesonotum thinly grey dusted; tibiaedull orange yellow to dull yellow; mid femur with 5--6 developed pv in basal half,which as long as femoral depth; hind tibia with 2 ad.Holotype , Kuankuoshui, Suiyang County, Guizhou Province, Oct. 6, 1987.Allotype , paratypes 1, 2, same as holotype. Collected by Wei Lian-meng.3. Mydoea glaucina sp. nov. (figs. 11-- 17)Similar to the Asian species Mydaea picetarsis Emden, 1965 and the Europeanspecies Mydaea detrita (Zett., 1845), but differs from them by both antenna andtibiae dark brown; frons of female at vertex well over 3/ 10 of head-width; parafa-cialia less than 1/2 of A3--width; gena less than A3-width; mesonotum always witha V--like spot before scutellum sulcus but for a male specimen with no such spot;anterior part of the metapleuron with hairs; mid femur with 7 pv in basal half.Holotype , Kuankuoshui, Sulyang County, Guizhou Province, Aug. 26, 1986.Collected by Wei Lian-meng.Allotype , same as holotype, Aug. 27, 1986.Paratypes 1, 9, same as holotype, different dates in June, July and Au-gust.4. Mydoea nigra sp. nov. (figs. 18--22)Closely related to the Asian species Mydaea malaiscana Emden, 1965 and theEuropean species Mydaea ancilla (Meigen, 1826), but (tiffers from them by parafa-cialia about half of A3--width; gena equal to A3-width; on only distribute on ante-rior half of parafrontalia; mesonotum grey brown dusted; acr on prst in 7 rows;.hind tibia with 1 av and 2 ad.Holotype , Laochang Town, Panxcian County, Guizhou Province, Sept. 21,1984. Collected by Wei Lian-meng.