Chlorops pumilionis is a species of pest fly from the family Chloropidae.

It is an oligophagous pest of cereal crops.

[1] The thorax is straw yellow, with three longitudinal nodal stripes.

[1] The fly is widespread in South, North, Central Europe, North America, Africa, and Japan.

[1] The gout fly damages 18 species of cultivated and wild cereal plants, wheat, barley, rye, oats, timothy grass and couch grass.