下颚须 [昆] maxillary palpus ; maxillary palp
上颚须 [昆] mandibular palpus
小颚须 maxillary palpus
小颚触须 maxillary tentacle
内下颚须 internal maxillary palpi
须形外颚叶 [昆] galea palpiformis
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一种毛颚动物门中的，细小的海生虫，有细长几乎透明的身体，嘴的两侧有镰刀形的毛须。
Any of various small, slender Marine worms of the phylum Chaetognatha having a narrow, almost transparent body and sickle-shaped bristles on each side of the mouth.
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