A new replacement name, Frederickia nom. n., is proposed for the preoccupied genus name Rindgea Ferguson, 2008 (Lepidoptera: Geometridae), and the 14 species previously in that genus are combined with the new name, as follows: Frederickia s-signata (Packard, 1873), comb. n.; Frederickia hypaethrata (Grote, 1881), comb. n.; Frederickia cyda (Druce, 1893), comb. n.; Frederickia maricopa (Hulst, 1898), comb. n.; Frederickia nigricomma (Warren, 1904), comb. n.; Frederickia parcata (Grossbeck, 1908), comb. n.; Frederickia subterminata (Barnes & McDunnough, 1913), comb. n.; Frederickia stipularia (Barnes & McDunnough, 1913), comb. n.; Frederickia flaviterminata (Barnes & McDunnough, 1913), comb. n.; Frederickia ballandrata (Wright, 1923), comb. n.; Frederickia indeterminata (McDunnough, 1939), comb. n.; Frederickia piccoloi (Rindge, 1976), comb. n.; Frederickia disparcata (Ferguson, 2008), comb. n.; and Frederickia prolificata (Ferguson, 2008), comb. n.