An updated and corrected checklist of species of ladybird beetles (Coleoptera: Coccinellidae) known in Algeria now contains 75 species belonging in ten tribes. New country records include the European species Oenopia conglobata and the invasive Asian species Harmonia axyridis. Sampling data is provided for 14 species found during a faunistic survey performed mostly in agroecosystems, together with host plant and prey species.
Keywords: Africa; Coccinelloidea; aphids; distribution; ladybug; taxonomy.