Recognition of the genera Igutettix Matsumura and Vilbasteana Anufriev (Hemiptera: Cicadellidae: Typhlocybinae), with discovery of a new related genus from Japan.

The dikraneurine genus Igutettix Matsumura and its allies are revised. The definition of Igutettix is corrected and newly proposed on the basis of the true I. pulverosus Matsumura, resurrected from the synonymy with Dikraneura oculata Lindberg.

New genus of dikraneurine leafhopper (Hemiptera: Cicadellidae: Typhlocybinae) from Japan, with description of two new species.

A new genus, Stictotettix gen. nov. and two new species of Dikraneurini, S.

Taxonomic notes and redescriptions of some Japanese erythroneurine leafhoppers (Hemiptera, Cicadellidae, Typhlocybinae).

In the Japanese typhlocybine fauna, three already known and three newly recorded species of the genera Anufrievia, Empoascanara, and Anzygina are redescribed and reported with brief notes on their taxonomy and biology: A. akazu (Matsumura), A. ciconia Dworakowska, E.