中国远痣实蝇属三新种记述(双翅目:实蝇科)

THREE NEW SPECIES OF THE GENUS PARAHYPENIDIUM FROM CHINA (DIPTERA: TEPHRITIDAE)

本文记述远痣实蝇属Parahypenidium Shiraki的3个新种:棕尾远痣实蝇p.brunneum sp.nov.,黑腹远痣实蝇P.ntgritum sp.nov.,紫背远痣实蝇P.voilaceum sp.nov.,标本采自四川.云南两省。

This paper deals with three new species of the genus Parahypenidium Shiraki collected from Sichuan and Yunnan Provinces, China. All the type specimens are deposited in the Institute of Zoology, Academia Sinica, Beijing.Parahypenidium brunneum sp. nov. (fig. 1)The new species closely related to P. mgritum sp. nov., but can be distinguished by having 3 pairs of inferior fronto-orbital bristles; mesonotum entirely ochraceous; abdomen yellow to ochraceous, with two apical segments dark brown; crossvein r-m situated in the apical 1/3 of cell 1M2.Length: body 5.8-6.0mm; wing 7.5-7.8mm.Holotype ♂, Lushui (25°N, 98°E), Yunnan, 2300 m, 28. Ⅴ. 1981, collected by Wang Shu-yong; allotype 9, Weixi (27°N, 99°E), Yunnan, 2920m, 22. Ⅶ. 1981, collected by Liao Su-bai.Parahypenidium nigritum sp. nov. (fig. 2)This new species differs from other known species of Parahypenidium Shiraki in the following characters: (1) 4 pairs of inferior fronto-orbitals; (2) mesonotum dark ochraceous tinged with broad black markings in the anterior and median portions; (3) abdomen entirely black; (4) wing with a narrow brown band over m-cu crossvein; stigma longer than the costal cell, ending beyond m-cu crossvein so that the 4th costal section as long as the 6th section or equal to 3/5 of the 5th costal section; crossvein r-m situated in the apical 1/5 of cell 1M2.Length: body 6.5 mm; wing 8.5 mm.Holotype ♂, Ruili (24°N, 97°E), Yunnan, 4. Ⅴ. 1981, collected by Yang Ji-kun.Parahypenidium voilaceum sp. nov.(fig. 3)The new species is readily differentiated from other congeners by the mesonotum, meso-phragma, pleurotergite and abdomen entirely purpureous brown; R, Rs, M and Cu cells entirely brown, lacking hyaline marks; each anterior femur with 4 pale yellow posteroventral bristles.Length: body 5.5mm; wing 7.2mm.Holotype ♂, Mt. Emei (29°N, 103°E), Sichuan, 900 m, 10. IV. 1957, by Zheng Le-yi and Cheng Han-hua.