Leafhoppers of the grass-feeding genusBalclutha(Homoptera, Cicadellidae) in the Pacific region

The Pacific fauna of the grass-feeding leafhopper genus Balclutha is reviewed, and descriptions and key given to the 30 valid species, including 14 new species. Twenty-eight new synonymies are established and 24 lectotypes designated. The economic importance of the genus is discussed. A check-list of the 98 world species, together with their 90 synonyms, is included as an appendix.