Wagner H. 1920: Zwei neue Apion-Arten der paläarktischen Region. (43. Beitrag zur Kenntnis der Subfam. Apioninae, (Col.Curcul.). Entomologische Mitteilungen 9: 196-199.
Further Descriptions
Alonso-Zarazaga, M. A. (2011): Apionidae- In I. Löbl & A. Smetana (ed.) Catalogue of Palaearctic Coleoptera, Vol. 7. Stenstrup, Apollo Books 373 pp.
Wanat, M. (1995): Systematics and phylogeny of the tribe Ceratapiini (Coleoptera: Curculionoidea: Apionidae). Genus. International Journal of Invertebrate Taxonomy Poland: Wroclaw. 406 pp.