Opinions from G. de Alessandri 1910
- 'Acrodus bicarinatus [misspelled as Acrodus bicarenatus] belongs to Acrodus'
- 'Allolepidotus nothosomoides belongs to Allolepidotus'
- 'Archaeosemionotus is a subjective synonym of Semionotus'
- 'Archaeosemionotus connectens is a subjective synonym of Semionotus balsami'
- 'Belonorhynchus intermedius belongs to Belonorhynchus'
- 'Belonorhynchus macrocephalus belongs to Belonorhynchus' according to Deecke 1889
- 'Belonorhynchus macrocephalus is a subjective synonym of Belonorhynchus robustus'
- 'Belonorhynchus robustus belongs to Belonorhynchus'
- 'Belonorhynchus stoppanii belongs to Belonorhynchus'
- 'Colobodus bassanii belongs to Colobodus'
- 'Eugnathus hermesi belongs to Eugnathus'
- 'Heptanema paradoxum belongs to Heptanema'
- 'Heptanema paradoxum belongs to Heptanema' according to Bellotti 1857
- 'Heterolepidotus bellottii belongs to Heterolepidotus'
- 'Heterolepidotus egidiivenantii belongs to Heterolepidotus'
- 'Heterolepidotus taramellii belongs to Heterolepidotus'
- 'Ichthyorhynchus curionii is recombined as Belonorhynchus curionii'
- 'Leiacanthus pinii is recombined as Hybodus pinii'
- 'Lepidotus pectoralis is recombined as Heterolepidotus pectoralis'
- 'Lepidotus serratus is recombined as Heterolepidotus serratus'
- 'Lepidotus spinifer belongs to Lepidotus' according to Bellotti 1857
- 'Lepidotus spinifer is a subjective synonym of Colobodus latus'
- 'Lepidotus triasicus is recombined as Colobodus triasicus'
- 'Lepidotus trotti is recombined as Eugnathus trottii'
- 'Leptacanthus cornaliae is a nomen dubium'
- 'Nemacanthus tuberculatus [misspelled as Nemacanthus tubercolatus] belongs to Nemacanthus'
- 'Nothosomus bellottii is recombined as Ophiopsis bellottii'
- 'Ophiopsis lariensis belongs to Ophiopsis'
- 'Palaeoniscus curioni belongs to Palaeoniscus' according to Heckel 1849
- 'Palaeoniscus curioni is recombined as Pholidophorus curionii'
- 'Peltopleurus splendens belongs to Peltopleurus'
- 'Pholidophorus barazzettii belongs to Pholidophorus'
- 'Pholidophorus besanensis belongs to Pholidophorus'
- 'Pholidophorus lepturus is recombined as Ophiopsis lepturus'
- 'Pholidophorus meridensis belongs to Pholidophorus'
- 'Pholidophorus oblongus belongs to Pholidophorus'
- 'Pholidophorus porro is recombined as Prohalecites porroi'
- 'Pholidophorus rueppelli is recombined as Allolepidotus rueppelli'
- 'Pholidopleurus typus belongs to Pholidopleurus'
- 'Ptycholepis barboi belongs to Ptycholepis'
- 'Semionotus altolepis is recombined as Perleidus altolepis'
- 'Semionotus balsami belongs to Semionotus' according to Bellotti 1857
- 'Semionotus balsami belongs to Semionotus'
- 'Semionotus bellottii is recombined as Allolepidotus bellottii'
- 'Semionotus brevis belongs to Semionotus' according to Bellotti 1857
- 'Semionotus brevis is recombined as Heterolepidotus brevis'
- 'Semionotus dubius is a subjective synonym of Semionotus balsami'
- 'Semionotus gibbus is recombined as Heterolepidotus gibbus'
- 'Semionotus latus is recombined as Colobodus latus'
- 'Urolepis elongatus belongs to Urolepis' according to Bellotti 1857
- 'Urolepis elongatus is a subjective synonym of Urolepis microlepidota'
- 'Urolepis macroptera belongs to Urolepis' according to Bellotti 1857
- 'Urolepis macroptera belongs to Urolepis'
- 'Urolepis microlepidota belongs to Urolepis' according to Bellotti 1857
- 'Urolepis microlepidota belongs to Urolepis'