Tetraserica guidosabatinelliiTetraserica guidosabatinellii is a species of beetle of the family Scarabaeidae. It is found in Vietnam.DescriptionAdults reach a length of about 10.5–11.2 mm. The dorsal surface is dark brown and glabrous, the pronotum with a weak greenish shine. The ventral surface and the legs are reddish brown and the antennae are yellow.EtymologyThe species is named after a colleague of the authors and chafer specialist, who was one of the collectors of the species, Guido Sabatinelli.