ABSTRACT. Description of the larva of Popanomyia femoralis Kertész, 1909 and puparium of Engicerus major Lindner, 1964 (Diptera, Stratiomyidae). The larva of Popanomyia femoralis and puparium of Engicerus major are described. The larvae were collected under the bark of fallen trees in an area near the tropical rain forest at