Recent work has determined that the brown dog tick (Rhipicephalus sanguineus) is responsible for the transmission of Rocky Mountain Spotted Fever in Arizona, with significant epidemic impacts on two American Indian tribes in the region. https://archive.cdc.gov/#/details?url=https://www.cdc.gov/media/releases/2015/p0619-RMSF.html
Figure 1. Map of the distribution of Rhipicephalus and Amblyomma collected through the SWAT program.
