中国牙甲科一新种--蒲氏点纹牙甲Dactylosternum pui sp.nov.(鞘翅目:牙甲科:陆牙甲亚科)

摘要

Dactylosternum pui sp. nov. is described from Guangxi, China. It closely related to D. dohertyi Bal-four-Browne but differs from the latter by prostemum very strongly tectiform in middle and sharp carinate medially andwith a distinct anteromedian tooth and different aedeagus. The new species can be separable from D. densepunctatumd'Orchymont by tectiform and carinate prosternum and with tooth anteromedially, median femora with dense and shortpubescence.%描述采自广西那坡的牙甲科昆虫一新种,蒲氏点纹牙甲Dactylosternum pui sp.nov..正模 ,广西那坡弄化,550 m,1998.Ⅷ.15.新种与科氏点纹牙甲Dactylostermum corbetti Balfour-Browne相似,区别为:新种为红褐色;头、前胸背板和鞘翅无细网纹;前胸腹板中部呈很强的屋脊状,具隆脊,隆脊前端具一长齿突.新种与道氏点纹牙甲Dactylosternum dohertyi Balfour-Browne的区别为:前胸腹板中部强屋脊状,具隆脊,隆脊前端具一长齿突;雄性外生殖不同.新种与密刻点纹牙甲Dactylosternum denspunctatum d'Orchymont区别为:前胸腹板中部强屋脊状,具隆脊,隆脊前端具一长齿突,中足脚节具密拒水毛,雄性外生殖器不同.模式标本存于中国科学院北京动物研究所.