Opinions from L. G. Marshall 1982
- 'Amphidolops belongs to Polydolopinae'
- 'Anissodolops serrifer is a subjective synonym of Polydolops serra'
- 'Amphidolops serrifer is recombined as Anissodolops serrifer' according to Ameghino 1903
- 'Amphidolops serrula belongs to Amphidolops'
- 'Anadolops is a subjective synonym of Amphidolops'
- 'Anadolops thylacoleoides is a subjective synonym of Amphidolops serrula'
- 'Anissodolops is a subjective synonym of Polydolops'
- 'Archaeodolops is a subjective synonym of Polydolops'
- 'Epidolopinae belongs to Polydolopidae'
- 'Epidolops belongs to Epidolopinae'
- 'Epidolops ameghinoi belongs to Epidolops'
- 'Epidolops gracilis is a subjective synonym of Epidolops ameghinoi'
- 'Eudolops belongs to Polydolopinae'
- 'Eudolops hernandezi belongs to Eudolops'
- 'Eudolops tetragonus belongs to Eudolops'
- 'Orthodolops is a subjective synonym of Polydolops'
- 'Orthodolops sciurinus is a subjective synonym of Polydolops thomasi'
- 'Pliodolops is a subjective synonym of Polydolops'
- 'Pliodolops primulus is a subjective synonym of Polydolops serra'
- 'Polydolopidae belongs to Polydolopoidea'
- 'Polydolopinae belongs to Polydolopidae'
- 'Polydolops belongs to Polydolopinae'
- 'Polydolops bocurhor is a subjective synonym of Polydolops serra'
- 'Polydolops clavulus belongs to Polydolops'
- 'Polydolops thomasi crassus is a subjective synonym of Polydolops thomasi'
- 'Polydolops fur is a subjective synonym of Polydolops thomasi'
- 'Polydolops kamektsen belongs to Polydolops'
- 'Polydolops mayoi belongs to Polydolops' according to Odreman Rivas 1978
- 'Polydolops mayoi belongs to Polydolops'
- 'Polydolops rothi belongs to Polydolops' according to Simpson 1936
- 'Polydolops rothi belongs to Polydolops'
- 'Polydolops serra belongs to Polydolops'
- 'Polydolops simplex is a subjective synonym of Polydolops thomasi'
- 'Polydolops thomasi belongs to Polydolops'
- 'Polydolops thomasi mara is a subjective synonym of Polydolops thomasi'
- 'Polydolops thomasi paahi is a subjective synonym of Polydolops thomasi'
- 'Polydolops thomasi thomasi is a subjective synonym of Polydolops thomasi'
- 'Polydolops winecage belongs to Polydolops'
- 'Promysopidae is a subjective synonym of Polydolopidae'
- 'Promysops is a subjective synonym of Eudolops'
- 'Promysops acuminatus is a subjective synonym of Eudolops tetragonus'
- 'Propolymastodon is a subjective synonym of Eudolops'
- 'Propolymastodon cardatus belongs to Propolymastodon' according to Ameghino 1903
- 'Propolymastodon cardatus is a subjective synonym of Eudolops tetragonus'
- 'Propolymastodon caroliameghinoi belongs to Propolymastodon' according to Ameghino 1903
- 'Propolymastodon caroliameghinoi is a subjective synonym of Eudolops tetragonus'
- 'Pseudolops belongs to Polydolopinae'
- 'Pseudolops princeps belongs to Pseudolops'
- 'Seumadia is a subjective synonym of Amphidolops'
- 'Seumadia yapa is recombined as Amphidolops yapa'