The chigger mite, a genus of mites (family Trombiculidae) whose larvae (chiggers, red bugs) include pests of humans and other animals, and vectors of rickettsial diseases.
- T. akamushi SYN: Leptotrombidium akamushi.
- T. alfreddugesi a mite species common in second growth and grassy brush areas of the Americas; the larvae attack humans (as well as reptiles, birds, and wild and domestic mammals), causing an intensely itching dermatitis.
- T. deliensis See Leptotrombidium akamushi.
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Trom·bic·u·la träm-'bik-yə-lə n a genus of mites that is the type genus of the family Trombiculidae and that contains some forms which transmit tsutsugamushi disease in Asia
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n.
a genus of widely distributed mites - the harvest mites. The six-legged parasitic larvae (chiggers) are common in fields during the autumn and frequently attack humans, remaining attached to the skin for several days while feeding on the lymph and digested skin tissues. Their bite causes intense irritation and a severe dermatitis. Various repellents, e.g. benzyl benzoate, can be applied to clothing. Trombicula larvae transmit scrub typhus in southeast Asia.
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Trom·bic·u·la (trom-bikґu-lə) a genus of mites of the family Trombiculidae; it is further divided into the subgenera Eutrombicula and Leptotrombidium. Their larvae, called chiggers, cause an irritating dermatitis in many vertebrates; some species spread scrub typhus.Medical dictionary. 2011.