Opinions from A. Huguet et al. 2002
- 'Callimokaltania belongs to Callimokaltaniidae'
- 'Callimokaltania martynovi belongs to Callimokaltania'
- 'Callimokaltaniidae belongs to Ditaxineurida'
- 'Camptotaxineura belongs to Camptotaxineuridae'
- 'Camptotaxineura ephialtes belongs to Camptotaxineura'
- 'Camptotaxineuridae belongs to Palaeodictyoptera'
- 'Ditaxineura belongs to Ditaxineuridae'
- 'Ditaxineura anomalostigma belongs to Ditaxineura'
- 'Ditaxineura cellulosa belongs to Ditaxineura'
- 'Ditaxineurella belongs to Hemizygopteridae'
- 'Ditaxineurella pritykinae belongs to Ditaxineurella' according to Novokshonov 1992
- 'Ditaxineurella pritykinae is recombined as Proditaxineura pritykinae'
- 'Ditaxineurella stigmalis belongs to Ditaxineurella'
- 'Ditaxineuridae belongs to Ditaxineuroidea'
- 'Ditaxineuroidea belongs to Ditaxineurida'
- 'Gondvanoptilon belongs to Permaeschnidae'
- 'Gondvanoptilon brasiliense belongs to Gondvanoptilon' according to Rösler et al. 1981
- 'Gondvanoptilon brasiliense belongs to Gondvanoptilon'
- 'Hemizygopteridae belongs to Ditaxineuroidea'
- 'Hemizygopteron belongs to Hemizygopteridae'
- 'Hemizygopteron uralense belongs to Hemizygopteron'
- 'Kaltanoneura belongs to Kaltanoneuridae'
- 'Kaltanoneura bartenevi belongs to Kaltanoneura'
- 'Kaltanoneuridae belongs to Protozygoptera'
- 'Permaeschna belongs to Permaeschnidae'
- 'Permaeschna dolloi belongs to Permaeschna'
- 'Permaeschna proxima is a subjective synonym of Permaeschna dolloi'
- 'Permaeschnidae belongs to Protanisoptera'
- 'Permanisoptera is a subjective synonym of Protanisoptera'
- 'Pholidoptilidae belongs to Protanisoptera'
- 'Pholidoptilon belongs to Pholidoptilidae'
- 'Pholidoptilon camense belongs to Pholidoptilon'
- 'Polytaxineura belongs to Polytaxineuridae'
- 'Polytaxineura stanleyi belongs to Polytaxineura'
- 'Polytaxineuridae belongs to Protanisoptera'
- 'Proditaxineura belongs to Ditaxineuridae'