This illustration depicts the ventral features of the male louse, Polyplax spinulosa.
Polyplax spinulosa, the rat louse, is a “sucking louse” that is a widely distributed parasite of rats, and is responsible, as a vector, for transmitting murine typhus from rat to rat.
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No guarantee is offered as to the accuracy of the images or descriptions contained here. Use this website at your own risk.
Some of the images on this website are in the public domain.