The genus Megabahita Linnavuori & DeLong, 1978 is redefined based on the type species, M. irrorata (Osborn, 1923). A checklist is added and three new species are described: M. mineira sp.n., M. danunciae sp.n. and M. spatulata sp.n., all from Brazil.
Megabahita; Deltocephalinae; Cicadellidae; Homoptera; Taxonomy