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Pronunciation: nos'o-sil'us

Definition: A flea genus commonly found on rodents. Nosopsyllus fasciatus, the northern rat flea, is a species that infrequently transmits the plague bacillus to humans.

[noso- + G. psylla, flea]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.