Diplacodes lefebvrii is a species of dragonfly in the family Libellulidae known commonly as the black percher or black ground skimmer. It is a common species native to most all of Africa and southern Eurasia. It can be found in almost any type of freshwater habitat.
It is a small dragonfly with eyes dark brown above, violaceous below. Its prothorax, thorax, abdomen, and legs are entirely black in full adults; but in sub-adults, some yellow marks on sides of thorax and yellow spots on segments 4 to 8 in abdomen.
This species is found on open waste lands and freshwater habitats.