Reference
Manfred A. Jäch, Juan A. Delgado (2017): Revision of the Palearctic species of the genus Ochthebius LEACH, 1815 XXXII. Ochthebius (Cobalius) biltoni sp.n. from Sicily (Italy) (Coleoptera: Hydraenidae) – Koleopterologische Rundschau – 87_2017: 85 - 88.