Walshia particornella is a moth in the family Cosmopterigidae. It was described by August Busck in 1919. It is found in North America, where it has been recorded from Maryland, Illinois, Arkansas, Kentucky, Mississippi, Texas and Florida.Walshia at Markku Savela's Lepidoptera and Some Other Life FormsMoth Photographers Group at Mississippi State University
The wingspan is 13 mm. Adults have been recorded on wing from April to July and in November.
References
Natural History Museum Lepidoptera generic names catalog