Figure 1 Hilarempis sigillata Collin, 1933 and prey. A in Prey of the Patagonian species Hilarempis sigillata Collin (Diptera, Empididae, Empidinae, Hilarini), and the first record of nocturnal activity in the tribe

Figure 1 Hilarempis sigillata Collin, 1933 and prey. A, white light sheet used to capture insects with H. sigillata smaller than specimens of trichopterans; B, male with prey (black arrow) and female without prey (white arrow) standing on sheet; C, detail of male holding the prey on sheet. Figures D–G. Multilayered photo montage from alcohol preserved specimens. D, male specimens holding the prey by the mid tarsi; E, a chironomid specimen, specifically a prey specimen belonging to the genus Cricotopus, adult partially contained within the pupal exuviae; F, Hilarempis sigillata, male; G, Hilarempis sigillata, female.