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Polytretophora macrospora is introduced based on specimens from two species ofPandanus in Seychelles. The new species is compared with currently accepted species. A key and a comparative synopsis toPolytetophora species are provided. Numerous specimens ofP. calcarata, collected on members of the Pandanaceae from Australia, Fiji, Hong Kong, Malaysia, New Caledonia, Palau, Philippines, Seychelles
and Solomon Islands are also reported, along withP. dendroidea onPandanus sp. from Malaysia. 相似文献
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异环足摇蚊属隶属于双翅目摇蚊科直突摇蚊亚科,全世界已记录4种。本文对中国产本属进行了系统研究。记述了2新种:简异环足摇蚊A.simplex sp.nov.和扎陵异环足摇蚊A.zhalingensis sp.nov.,重新核定了亮异环足摇蚊A.lucens(Zett.)。提供了世界本属雄成虫检索表。依据中国标本和相关文献,对Cranston等1989年所描述的本属的触角比、前足比、下附器的形状等属级鉴别特征予以订正。模式标本均保存于南开大学生物系。简异环足摇蚊A.simplexsp.nov.:正模:雄性,西藏建日,9/3/1987,邓成玉采。与本属已知种的区别:后足胫节无栉;无额鬃和唇基毛; R2+3脉清晰。扎陵异环足摇蚊A.zhalingensis sp.nov.:正模:雄性,青海扎陵湖,8/20/1986,任淑智采。与本属已知种的区别:个体大;无唇基毛;翅臀叶强烈突出,半球状;下附器三角形,强烈骨化,抱器端节具有13根粗长的刚毛。 相似文献
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记述采自湖北咸丰趋流摇蚊属1新种,命名为缢尖趋流摇蚊Rheocricotopus(Psilocricotopus)constrictus sp.nov.,新种隶属Psilocricotopus亚属的orientalis群.与R.(P.)orientalis Wang,R.(P.)calviculus Wang et Saether和R.(P.)villiculus Wang et Saether 3种近缘,主要区别为:下附器极长,棒状,并具有长毛;肛尖中部收缢;下唇须第3节仅具1簇感觉棒.迄今本群只记录于中国南方(东洋区),该群具有若干可以认定为亚属或属级阶元的特征,但尚需幼期虫态的发现加以确认.文中同时提供了世界本群雄成虫检索表. 相似文献
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Eight species of the Strongylophthalmyiidae are reported from Papua New Guinea. Of these, five species (Strongylophthalmyia gigantica sp. nov., S. papuana sp. nov., S. rubella sp. nov., S. sedlaceki sp. nov. and S. shatalkini sp. nov.) are described as new to science. Strongylophthalmyia puncticollis Frey is recorded for the first time from Papua New Guinea. Faunistic remarks, a key to the species of the Strongylophthalmyia in Papua New Guinea and a world checklist are provided. 相似文献
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中国蜉寄蝇属分类学研究(双翅目,寄蝇科)(英文) 总被引:1,自引:1,他引:0
蜉寄蝇属Phorocera隶属于双翅目Diptera寄蝇科Tachinidae追寄蝇业科Exoristinae追寄蝇族Exoristini,一般寄生于鳞翅口毒蛾科,夜蛾科和尺蛾科的幼虫;主要分布于古北区和新北区.该属区别于追寄蝇族Exoristini 其它属的特征为:眼后鬃列后方具黑毛,复眼具淡黄色长毛,单眼鬃位于前单眼后方,背中鬃3+3,翅内鬃0+3,腹部背板具心鬃.本文系统研究了中国蜉寄蝇属的4个已知种,勺肛蜉寄蝇P.assinilis,锥肛蜉寄蝇P.grandis,直条蜉寄蝇P.normalis和昏暗蜉寄蝇P.obscura;并首次描述了直条蜉寄蝇的雄性和采自我国辽宁本溪的1新种,辽宁蜉寄蝇Phorocera liaoningensis sp.nov.;编制了古北区本属6种雄性检索表.新种区别于近缘种勺肛蜉寄蝇的特征为:第4腹板后缘钝圆,中脉心角至中肘横脉的距离略长于心角至翅后缘的距离,雄性肛尾叶后面观端半部均匀变窄. 相似文献