Abstract: This paper deals with a new species of lamiine beetles from Hainan Province, China: Parapolytrechus flavotarsus Wang et Zheng, sp.nov. This new species can be distinguished from the related species P. rugosus（Matsushita，1933）by the following characters ：(1) the 3rd to 5th antennal segments normal instead of expanded at apical portion; (2) light yellow colored with 8th to 11th antennal segments and tarsi; (3) scutellum small and rounded apically；and (4) blackish dark in whole elytra.

Key words: Coleoptera, Cerambycidae, Parapolytrechus, new species, China