Sabatinelli, G., Cillo, D. and Bazzato, E. 2025. Rhizotrogus ruzzantei, a new species from southwestern Sardinia (Italy), with biogeographic considerations on the Sulcis-Iglesiente subregion and Scarabaeoidea endemics of Sardinia (Coleoptera: Scarabaeidae: Melolonthinae: Rhizotrogini). Zootaxa. 5665, 2 (Jul. 2025), 256–270. DOI:https://doi.org/10.11646/zootaxa.5665.2.6.