Another new species of the genus Phyllodesma (Phyllodesma) Hbner, [1820] 1816 from northern China (Lepidoptera: Lasiocampidae).

Phyllodesma permana sp. nov. is described from wastelands of northern China (Ningxia Hui AR).

Taxonomic notes on two endemic geometrine genera from Middle Asia (Lepidoptera: Geometridae, Geometrinae).

The genus Hissarica Viidalepp (Geometridae, Geometrinae) is restored from synonymy with Xenochlorodes Warren. The moths and their male and female genitalia are illustrated and characterized in comparison with those of Hierochthonia Prout and Xenochlorodes. Taxonomic positions of Hierochthonia alexandraria Prout and Eucrostes petitaria Christoph are discussed and the new genus Ratsa Viidalepp Kostjuk gen.

Review of the Central Asian species of Phthorarcha Meyrick (Geometridae: Alsophilinae) with description of a new species.

The Central Asian species of the winter moth genus Phthorarcha Meyrick, 1892 are revised and some specimens of the type series of Phthorarcha primigena Staudinger, 1895 are separated and described as Phthorarcha haberhaueri, sp. nov. These poorly known moths and their male and female genitalia are described and illustrated and discrimination of the genera Phthorarcha, Alsophiloides Inoue and Chimaphila Nakajima Wang is analysed.