Return to Pictures from CDC: Ticks | Lyme Disease | | Hardin MD (Many more pictures) : Lyme Disease | Ticks
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This drawing shows the morphologic differences between soft ticks, Argasidae, and hard ticks, Ixodidae. The soft ticks are oval, i.e., pear-shaped, and are rounded anteriorly, with mouth parts that are more easily seen from the ventral view. Some soft ticks are known to be a vector for the spirochetes responsible for causing “Relapsing Fever." Arthropods, Arachnida, Acari, Ticks, Lyme Disease, Ehrlichiosis, Q Fever, Rocky Mountain Spotted Fever Picture & text from CDC/PHIL. For more information on source & for information on color coding used above for different types of ticks, see Tick Pictures from CDC |

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