Additions and changes in the taxonomic status of mosquitoes from January 1984 through January 1992 are enumerated with the pertinent literature citations. Through this eight-year period, there were described nine new subgenera, 128 new species and one new subspecies. One subgenus, 25 species and 16 subspecies or varieties were removed from synonymy. The status of 66 taxa, including synonyms, were changed by transfers in generic or subgeneric status. Since 1984 there has been a net change of 145 species added to the world mosquito fauna, resulting in a total of 3,209 valid species.