EENY-443: American Dog Tick, Dermacentor variabilis (Say) (Arachnida: Ixodida: Ixodidae)
Figure 9. Enlarged view of the mouthparts of an American dog tick, Dermacentor variabilis (Say). Notice the hundreds of sharp, backward-directed barbs which assist the tick in holding onto its host. For an even closer look at these barbs see figure 10.
Credit: Janice Carr, Center for Disease Control
