Ectoedemia atricollis is a moth of the Nepticulidae family. It is found from Scandinavia to the Pyrenees, Italy, and Romania and from Ireland to Ukraine and the Volga and Ural regions of Russia. It has also been recorded from Tajikistan, where it is probably an introduced species. The wingspan is 5–6 mm. Adults are on wing in June. There is one generation per year.