A survey of the black scales belonging to lite genus Saisselia was conducted between the hf and Hl/iRegions in Chile. Notwithstanding the wide array of female scale covering, a characler related to the hostplant. only two species, namely S. cofjeae (Walker) and 5. oleae (Olivier), were determined.Se examinaron críticamente ejemplares de Saisselia —conchuela negra— procedentes de 12 plantascultivadas y de 18 especies nativas, entre la I y VIII Regiones. No obstante la variabilidad que exhibe sucaparazón dorsal, solamente se identificaron las especies S. coffeae (Walker) y S. oleae (Olivier).