Carl H. Lindroth 1974 Coleoptera. Carabidae. Handbooks for the Identification of British Insects Vol 4 Part 2. Royal Entomological Society,London pdfArhivirano 2014-11-12 na Wayback Machine.
Carl H. Lindroth 1974 Coleoptera. Carabidae. Handbooks for the Identification of British Insects Vol 4 Part 2. Royal Entomological Society,London pdfArhivirano 2014-11-12 na Wayback Machine.