德国小蠊触角扫描电镜观察

Observation on antenna of Blattella germanica by scanning electron microscope

德国小蠊（Ｂｌａｔｅｌａｇｅｒｍａｎｉｃａ）的触角分为柄节、梗节和鞭节，鞭节又分为许多节段．柄节和梗节上只有１种感器：刺形感器Ａ；鞭节上有７种感器：刺形感器Ｂ、帽状感器、弧形感器、带槽锥形感器、边缘感器、锥形感器和刺形感器Ｃ．

The antenna of Blattella germanica is divided into scape,pedical and flagellum.Flagellum consists of many segments.There is only one kind of receptors on scape and pedical:chaetic A;seven kinds of receptors on flagellum:chaetic B,capped sensillum,grooved cone sensillum,arched sensillum,marginal sensillum,cone shaped sensillum and chaetic C.