Oropsylia Montana flea

Montana Flea - oropsylia

This photograph depicts an adult male Oropsylla Montana flea, formerly known as Diamanus Montana

This flea is a common ectoparasite of the rock squirrel, Citellus variegatus, and in the western United States, is an important vector for the bacterium Yersinia pestis, the pathogen responsible for causing plague.

from CDC Public Health Image Library

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