Abstract
Chigger is the popular name for the larval stage of mites in the family Trombiculidae s. l., which parasitize vertebrates and can cause a skin reaction in the host, known as trombiculiasis. In Brazil, only 74 species are known, and for many of them, there is only a single record of locality and host. In the Asia-Pacific region, some species of this family are vectors of Tsutsugamushi or r…