Seven new species of Anchastus LeConte, 1853 are described: A. brunneifinibus sp. nov. (Bolivia), A. cuiabanus sp. nov. (Brazil), A. flavonigrothoracicum sp. nov. (Bolivia), A. rubrithoracicum sp. nov. (Brazil, Bolivia), A. thoracoferrugineus sp. nov. (Bolivia), A. transverseplagiatus sp. nov. (Bolivia) and A. uniplagipennis sp. nov. (Bolivia). The female genitalia of A. boulardi Chassain, 2010...