“…Rickettsia , belonging to the spotted fever group (SFG), has been found in CG and its surroundings, showing molecular evidence for R. parkeri in A. sculptum 3 , R. parkeri strain Atlantic rainforest in A. ovale 4 , R. parkeri , R. africae , and R. sibirica in A. dubitatum 5 . Furthermore, Campos et al 6 reported a general seroprevalence of Rickettsia spp. in 25.6% of horses sampled in the CG (n=262); 19.8% were exposed to R. rickettsii , 16.7% to R. parkeri , and 17.5% to R. amblyommatis .…”