Opinions from V. I. Alekseev and A. Bukejs 2021
- 'Abdera belongs to Dircaeini'
- 'Abdera (Abdera) hoffeinsorum is recombined as Abdera hoffeinsorum'
- 'Abdera (Abdera) rikojotensis is recombined as Abdera rikojotensis'
- 'Abderina belongs to Serropalpini'
- 'Archaeoxylita belongs to Xylitini'
- 'Dircaeini belongs to Melandryinae'
- 'Electroabdera belongs to Melandryinae'
- 'Electroxylita belongs to Xylitini'
- 'Electroxylita chronographica belongs to Electroxylita'
- 'Hypulidae was reranked as the tribe Hypulini and belongs to Melandryinae'
- 'Madelinia belongs to Hypulini'
- 'Madelinia capillata belongs to Madelinia'
- 'Madelinia gedanoposita belongs to Madelinia'
- 'Melandryinae belongs to Melandryidae'
- 'Microscapha belongs to Orchesiini'
- 'Microscapha andrzeji belongs to Microscapha'
- 'Microscapha kugelanni belongs to Microscapha'
- 'Orchesia belongs to Orchesiini'
- 'Orchesia (Orchestera) rasnitzyni is recombined as Orchesia rasnitzyni'
- 'Orchesia (Orchestera) turkini is recombined as Orchesia turkini'
- 'Orchesiini belongs to Melandryinae'
- 'Phloiotrya belongs to Dircaeini'
- 'Phloiotrya inmarinata belongs to Phloiotrya'
- 'Quasianisoxya belongs to Melandryinae'
- 'Serropalpidae was reranked as the tribe Serropalpini and belongs to Melandryinae'
- 'Serropalpus belongs to Serropalpini'
- 'Serropalpus ingemmescus belongs to Serropalpus'
- 'Serropalpus ryzhkovianus belongs to Serropalpus'
- 'Serropalpus vivax belongs to Serropalpus'
- 'Symphora belongs to Melandryinae'
- 'Symphora glaesonauta belongs to Symphora'
- 'Symphora pollocki belongs to Symphora'
- 'Xylitina is corrected as Xylitini and belongs to Melandryinae'