Reference
Manfred A. Jäch, Juan Angel Diaz, Luis F. Valladares, Juan A. Regil, Roberto Blanco (2009): Redescription of Hydraena serricollis Wollaston, with special emphasis on intraspecific variabilitiy (Coleoptera: Hydraenidae). – Koleopterologische Rundschau – 79_2009: 27 - 37.