The cicadas of the genus Karenia are reviewed, and Karenia tibetensis sp.nov. (Hemiptera: Cicadidae) is described from Tibet, China. Pictures of the male adult and illustrations of the male genitalia are provided. A key to the species of Karenia is presented and the distribution of the Karenia species is discussed.

The cicada genus Haphsa Distant from China was reviewed based on the description of a new species (Haphsa lueta sp. n.) and redescriptions of other three known species which are reported from China for the first time. A key to all known species of Haphsa worldwide is provided. The geographical distribution of the Haphsa species and the availability of Haphsa dianensis Chou, Lei, Li, Lu & Yao, 1...

An infestation of Cicadatra persica KirKaldy (Hemiptera: Cicadidae) on apple trees, Malus domestica Borkhausen (Rosales: Rosaceae), was reported for the first time in the apple fruit orchards of Erneh, Syria. Nymphs, adults, exuvia, and exit holes in the soil were observed. The species was identified as C. persica based on morphological characters. Some biological observations and an acoustic a...

Poviliana dayubiikii Delorme sp. nov. and Poviliana montrouzieri Delorme sp. nov. are described from New Caledonia. They are respectively found in mid altitude rain forest on Mont Panié (570 m) and Col des Roussettes (300 m). Male calling songs of the two new species are described from the field recordings. A key to the species of Poviliana is also provided.

The type species of Nelcyndana, Nelcyndana tener (Stål, 1870) from the Philippines, is redescribed and illustrated. The taxonomic position of the genus Nelcyndana in the tribe Taphurini is discussed. Three new species from Borneo are described and illustrated: Nelcyndana borneensissp. n., Nelcyndana vantolisp. n., and Nelcyndana mulusp. n. Distributions maps for the three Borneo species are pre...

Two optically active N-acetyldopamine dimers together with four phenolic monomers were isolated from the crude drug "Zentai," a cast-off shell of the cicada of Cryptotympana sp. (Cicadidae). The former two were 2-(3',4'-dihydroxyphenyl)-1,4-benzodioxane derivatives carrying substituents at the 3 and 6 (or 7) positions, which are known to be components of sclerotized insect cuticles. Their struc...

The species of Platylomia Stål from China are reviewed and a new species, P. shaanxiensis sp. n., from Shaanxi, China is described. Acoustic signals produced by males of this new species were recorded and analyzed. P. juno Distant is transferred to the genus Macrosemia. A key to the species of Platylomia from China is provided.

Two new species of the genus Cicadatra Kolenati, C. ashrafi sp.n. and C. tandojamensis sp.n. are described from Pakistan. Male genitalia, timbals and opercula are described and illustrated as important diagnostic characters. Host affinity for one species is also provided. A key to the known species of Pakistani Cicadatra is also given.