Taeniapterinae (Diptera, Micropezidae) da Ilha de Maracã e da localidade de Pacaraima, Roraima, Brasil.The taxonomic composition of Taenipterinae at the Maracã Island Ecologogical Station and Pacaraima, Roraima, Brazil was examined. 29 species were identified, 15 from 4 Taeniapterini genera and 14 from tree Grallipezini genera. Several additional specimens were identified to the genus level. This is the first reported observation of these species in Roraima, thus expanding all of their distributions.