西藏真蚋一新种（双翅目：蚋科）

A NEW SPECIES OF EUSIMULIUM FROM YADONG, TIBET, CHINA (DIPTERA:SIMULIIDAE)

西藏真蚋一新种（双翅目：蚋科）邓成玉，张有植，薛群力，陈汉彬（成都军区卫生防疫队成都６１００６１）（贵阳医学院贵阳５５０００４）１９８９年５月，作者在进行西藏亚东烟类调查时，发现烟属真纳亚属一新种，现记述如卜。新纤细真纳Ｓｉｔｈｄｓ（ＥＭｂｏｄｓｎ们...

This paper deals with a new spedes of Eusimulium from Yadong, Tibet, China.The female, pupa and larva of Simulium (Eusimulium) novigracilis sp. nov. are described.The new species belongs to the latipes-group. By the shape of cocoon and the number of filaments, this new speds is similar to S (E.) gracilis Datta,1973 (from India) and S.(E.) beretandi Grenier & Derier,1959 (from France), but is distinguished from them by: the shape of cibarium base (fig.3), the third segment of maxillary palp(fig.2) with median large sensory vesicle opening at the end, in female; the shape of terminalia of male and female; head and thoracic trichomes single, the arrangement of filaments (fig.8), the shape and the lenth of the mid-dorsal projection of pupa; the shape of postgenal cleft (door-arched shape) and the shape of anal sclerite of larva.