Poecilosomella conspicua is a distinctive species of flies belonging to the family Sphaeroceridae. It is only known from the Crocker Range, Sabah in northern Borneo.
This is a large and robust fly compared to most of its congeners, with a body length of up to 3 mm. The body is generally dark with prominent yellow rings on the legs and yellow base to the halteres. The wings are brown with some darker and lighter markings.