[1] These sawflies are present in most of Europe, in the Caucasus, in Asia Minor and in Japan.

[2][3] The adults of Arge cyanocrocea grow up to 7–8 millimetres (0.28–0.31 in) long.

Its head and thorax are black, while the abdomen is yellowish orange.

The wings show a characteristic wide transverse dark band and gray apex.

[5] These sawflies can be encountered from May to July,[5] feeding on pollen and nectar of several Apiaceae species (Aegopodium podagraria, Meum athamanticum, Heracleum sphondylium, etc.