比较研究发现下颚须和下唇须上感器类型除了带槽锥形感器以外基本相似，只是数量上有区别。
Sensillar diversity of maxillary palpus is similar to the labial palpus except for grooved basiconic sensilla, and that the number of sensillum is different.
结果发现，在柳蓝叶甲下颚须、下唇须和前足跗节上都只有单一感器存在。
The results showed that there was only single type of sensilla on the tips of maxillary palpi, labial palpi.
利用扫描电子显微镜观察了黑胸大蠊Periplanetafuliginosa（Serville）成虫下颚须和下唇须上的感器形态。
The external morphology of sensilla on maxillary and labial palpus of Periplaneta fuliginosa(Serville) was observed with scanning electron microscope.
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