A pest of livestock and wildlife. All life stages readily attack humans. This is probably
the tick most often encountered by people during recreational activities in Oklahoma.
Ticks will await a host along trails and pathways. 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.
This tick is about 1/8 inch long and is dark brown. 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
Please contact your local county extension office for current information.