1. Arnoldi, L.V., Zaslavsky, V.A., and Ter-Minasyan, M.E., “Family Curculionidae, Weevils,” in Keys to Insects of the European Part of the USSR, Vol. 2: Coleoptera, Strepsiptera (Nauka, Moscow, 1965), pp. 485–621 [in Russian].
2. Arzanov, Yu.G., “A New Species of Weevils of the Genus Gymnetron Schoenherr (Coleoptera: Curculionidae) from the South of European Russia,” Vestnik Yuzhn. Nauch. Tsentra Ross. Akad. Nauk 2(1), 83–85 (2006).
3. Baitenov, M.S., Weevils of Central Asia and Kazakhstan (Nauka Kazakh. SSR, Alma-Ata, 1974) [in Russian].
4. Balciunas, J.K. and Korotyaev, B.A., “Larval Densities and Field Hosts of Ceratapion basicorne (Coleoptera: Apionidae) and an Illustrated Key to the Adults of Ceratapion spp. that Feed on Thistles in the Eastern Mediterranean and Black Sea Regions,” Env. Entomol. 36(6), 1421–1429 (2007).
5. Bieńkowski, A.O., “Revision of the Subgenus Anopachys Motschulsky, 1860 of the Genus Chrysolina Motschulsky, 1860 (Coleoptera: Chrysomelidae: Chrysomelinae),” Genus 9(2), 95–153 (1998).