This tick is known to transmit Rocky Mountain spotted fever, Human Ehrlichiosis, Tularemia, and American Q fever. Active from early spring to late fall. The females is capable of laying 9-12,000 eggs. The tick receives its name from the lone white spot on the dorsal shield of the female. The male has nonconnected white markings around its posterior margin.
Mouthparts are long compared to most other ticks.
Common Ticks of Oklahoma and Tick-Borne Diseases .