下唇须
xià chún xū
- 名labial palp
下唇须-
下唇须端节上分布着两种类型的锥形感受器：I型和II型；
Two types of sensilla basiconicas : type I and type II , distributed on the labial palpus .
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比较研究发现，雌雄两性下颚须和下唇须的感觉器的类型相同，但雌雄两性在感觉器的数量、排列及分布上有差异。
A comparison of the male and female adults showed that they were similar in the type of the sensilla on the maxillary and labial palpus and different in the number , arrangement and distribution of the palpus .