Lasioptera querciperda
Stem galls. Lasioptera querciperda lives in the subcortical tissues of white oak twigs, producing gnarly areas and, presumably, defects in the wood.
”- EP Felt: (1914) Gall midges as forest insects©
Reference: https://www.biodiversitylibrary.org/page/30518219#page/310/mode/1up