Stigmella diffasciae

{{Short description|Species of moth}}

{{Speciesbox

| image =

| taxon =Stigmella diffasciae

| authority = (Braun, 1910)

| synonyms =

• Nepticula diffasciae Braun, 1910

}}

Stigmella diffasciae is a moth of the family Nepticulidae. It is found in California, United States.

Image:Stigmella diffasciae mine.JPG

The wingspan is 5.4-5.8 mm. There is probably one generation per year with larvae in March and adults in May.

The larvae feed on Ceanothus species. They mine the leaves of their host plant.