three species of cryptachaea archer, 1946 are described, two of them from brazil: c. amazonas sp. nov. from reserva florestal adolpho ducke, manaus, amazonas, and c. maldonado sp. nov. from base de opera？？es geólogo pedro de moura, porto urucu, urucu river, coari, amazonas, based only on males. a new association of male and female for achaearanea hieroglyphica (mello-leit？o, 1940) is proposed. the male from french guiana, attributed to the last species, is considered a new species of cryptachaea, c. ingijonathorum. the male of achaearanea tingo levi, 1963, is described for the first time. new records are given for a. trapezoidalis (taczanowski, 1873).