A new species, Anoplophora siderea Bi, Chen & N. Ohbayashi, sp. nov. (繁星星天牛, Fán xîng xîng tiân niú), is described from Guangxi and Guangdong, China. Unknown males of Anoplophora cheni Bi & N. Ohbayashi, 2015, A. chiangi Hua & Zhang, 1991, A. flavomaculata (Gressitt, 1933) and A. multimaculata (Xie & Wang, 2015) are recorded for the first time. The endophalli of those species and A. ankangensis
... [Show full abstract] (Chiang, 1981) are described. New localities, habitus, endophallic structure and major diagnostic features of them are provided.