Four new species in two new genera of leafhoppers (Hemiptera, Auchenorrhyncha, Cicadellidae, Deltocephalinae) are described. All are associated with Xerophyta species (Velloziaceae, Pandanales), and are usually tended by ants. Observations and discussions of the ant associations are provided. The new leafhopper genera and species are: Xerophytavorus furcillatus gen.n & sp.n., from Malawi, and t...

iranian species of the leafhopper genus neoaliturus distant, 1918 (n. alboflavovittatus (lindberg), n. decemocellatus (dlabola); n. dubiosus (matsumura), n. fenestratus (herrich-schäffer), n. guttulatus (kirschbaum), n. haematoceps (mulsant and rey), n. opacipennis (lethierry), n. pulcher (haupt); n. tenellus (baker)) are reviewed. detailed morphological descriptions and illustrations and a key...

Seven species of Hishimonus Ishihara are recorded in Thailand, four of which were previously recorded from neighbouring countries and three new species described herein: Hishimonus pallidus sp. nov., H. diffractus sp. nov. and H. gillespiei sp. nov. The other four species are H. concavus Knight, previously known from the Philippines, H. subtilis Knight recorded from Singapore, H. aberrans Knigh...

The genus Naevus Knight, 1970 is recorded from the mountains of southwestern Saudi Arabia, the first record from the Arabian Peninsula. A new species, Naevus hathali El-Sonbati & Wilson sp. n. is described here, which appears to have an asymmetric aedeagus. An illustrated key to Naevus species is presented to facilitate identification.