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Welcome to our newly-revised site. Please bear with us as we refine layout, fix glitches, and add new content.

The Walter Reed Biosystematics Unit (WRBU) is a unique national resource for systematics research on medically important arthropods and maintainance of the U.S. mosquito collection.

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The Vectors


Tools for Vector Identification


Areas of Responsibility


Vector Map

VectorMap, a product of the Walter Reed Biosystematics Unit, provides disease maps, mapped collection data and distribution models for arthropod disease vector species as well as the hosts/reservoirs of vector-borne disease pathogens.

Collection records are searchable and downloadable. Users can map and contribute their own georeferenced collection data or distribution models.


The Walter Reed Biosystematics Unit | Museum Support Center, MRC-534 | Smithsonian Institution | 4210 Silver Hill Rd. | Suitland, MD 20746-2863 USA | Ph: 301-238-1077; FAX: 301-238-3168
Entomology Branch | Walter Reed Army Institute of Research | 503 Robert Grant Avenue | Silver Spring, MD 20910-7500 USA

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