Acarina

Characteristics, taxonomy, and phylogenetic relationships of the Acari, including mites and ticks. By David Evans Walter, Jerry Krantz, and Evert Lindquist, from The Tree of Life project.

Photographs and a list of publications.

A gallery of fine photographs by Wim van Egmond of members of several genera.

Images of male and female feather mites, sometimes classified as Megninia ginglymura. 

About Dermacentor variabilis and its control, with photographs illustrating the life stages of this and other ticks found in the region, including deer tick (Ixodes scapularis) and lone star tick (Amblyomma americanum).

Photographs of several engorged female ticks and information on this known vector of Rickettsia rickettsii, the cause of spotted fever.