Taiwanoshaira Lee & Beenen, a new genus and first record of moss-inhabiting Galerucinaesensu stricto (Coleoptera, Chrysomelidae) from Taiwan.

Taiwanoshaira Lee & Beenen gen. nov. is described. It represents the first genus of Galerucinae (s. str.) in Taiwan documented to inhabit moss cushions. Shaira chujoi Kimoto, 1982 is transferred to Taiwanoshaira, as follows: T. chujoi (Kimoto), comb. nov. Two new species, T. taipingshanensis sp. nov. and T. tsoui sp. nov., are described. Adults of T. taipingshanensis sp. nov. were observed feeding on the moss species Plagiomnium vesicatum (Besch.) T.J. Kop. (Mniaceae). Microhabitats and distribution of Taiwanoshaira species are discussed.