One new species Panesthiaguizhouensis sp. n. and one new subspecies Panesthiastellataconcava ssp. n. are described and illustrated. The male of Panesthiaantennata Brunner von Wattenwyl, 1893 and its brachypterous form are described and illustrated for the first time. Panesthiastrelkovi Bey-Bienko, 1969 is redescribed and illustrated. Three known species, Panesthiabirmanica Brunner von Wattenwyl, 1893, Panesthiasinuata Saussure, 1839 and Panesthiaangustipenniscognata Bey-Bienko, 1969 are illustrated. In addition, a key to all species of the genus Panesthia from China is presented.
Keywords: Salganea; Wing polymorphism; brachypterism; illustration; key.