Arachnida (ticks, parasitic/med. mites + spiders)

veterinary/medical pests • pests-diseases-weeds

Amblyomma cajennense (click on image to enlarge it)
Author(s): Christopher Paddock/ James Gathany CDC
Source: Wikimedia Commons

Arachnida (ticks, parasitic mites and spiders of medical importance)

The group includes blood sucking and other ectoparasites of land vertebrates as well as well as allergy causing dust mites and spiders of medical importance. Some are important vectors of diseases. As other spider-like arthropods, the members have eight legs.

The following families are currently included under Arachnida (ticks, parasitic mites and spiders of medical importance):

• Argasidae (Ixodida) (9 species)
• Dermanyssidae (Mesostigmata) (1 species)
• Echimyopodidae (Astigmata) (1 species)
• Ixodidae (Ixodida) (146 species)
• Macronyssidae (Mesostigmata) (3 species)
• Psoroptidae (Astigmata) (3 species)
• Pyroglyphidae (Mesostigmata) (3 species)
• Sarcoptidae (Astigmata) (1 species)
• Sicariidae (Araneae - medical) (2 species)
• Theridiidae (Araneae - medical) (4 species)
• Trombiculidae (Prostigmata) (5 species)