The genus Cundinamarca Rindge, 1983 (Geometridae, Ennominae, Nacophorini) is studied. Erilophodes indistincta Warren, 1904, Ischnopteris subalbata Dognin, 1910 and Ischnopteris nigralbata Dognin, 1913 are placed under Cundinamarca comb.n.. Two new synonyms are established: Isclmoplerix subalbata whiíei Prout, 1934 is a júnior synonym of Ischnopteris subalbata Dognin, 1910; Cundinamarca parallela Rindge, 1983 is a júnior synonym of Ischnopteris nigralbata Dognin, 1913. A new species is described: Cundinamarca rindgei. The genus is first time recorded from Brazil and Paraguay.
Lepidoptera; Geometridae; Ennominae; Nacophorini; Cundinamarca; new species