New and poorly known Chrysomelidae (Coleoptera) from South-East Asia

Nine species: Cleoporus udovichenkoi sp. n. (Vietnam), Bangprella nigristernum sp. n., Platyxantha thailandica sp. n., Taumacera antennalis sp. n., Levnma thailandica sp. n., Lipromorpha thaiensis sp. n., Gonophora thailandica (Thailand) sp. n., Hyphaenia patrikeevi sp. n. (China), Levnma malayana sp. n. (Malaysia) are described as new for science. New localities are indicated for 9 species