| Borrelia hermsii | |
|---|---|
|  | |
| Borrelia hermsii (green) on red blood cells | |
| Scientific classification | |
| Domain: | Bacteria | 
| Phylum: | Spirochaetes | 
| Order: | Spirochaetales | 
| Family: | Spirochaetaceae | 
| Genus: | Borrelia | 
| Species: | B. hermsii | 
| Binomial name | |
| Borrelia hermsii (Davis, 1942) Steinhaus, 1946 | |
Borrelia hermsii is a spirochete bacterium that has been implicated as a cause of tick-borne relapsing fever. It is spread by the soft-bodied tick Ornithodoros hermsi.