Sucking lice are exclusively hematophagous ectoparasites of eutherian (placental) mammals, and are worldwide distribution.
吸虱是寄生于真兽类哺乳动物体表的专性吸血寄生虫，广布于世界各地。
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Conclusion The investigation provides the reference for species distribution, community composition and studies of infectious disease by hematophagous Culicoides.