Tetraserica yucheniTetraserica yucheni is a species of beetle of the family Scarabaeidae. It is found in China.DescriptionAdults reach a length of about 8.7–10.1 mm. They have a dark reddish brown, oval body. The dorsal surface is shiny and glabrous.EtymologyThe species is named after of its collectors, Zhao Yuchen.