Dichomeris argentenigera is a moth in the family Gelechiidae. It was described by Hou-Hun Li, Hui Zhen and Roger C. Kendrick in 2010. It is found in China (Hong Kong, Hubei).
The wingspan is 17âÂÂ19 mm for males.
The species name refers to the colour of the forewings and is derived from the Latin prefix argente- (meaning silvery) and the word niger (meaning black).