Opinions from F. S. Szalay 1976
- 'Absarokius belongs to Tetoniina'
- 'Anaptomorphidae was reranked as the subfamily Anaptomorphinae and belongs to Omomyidae'
- 'Anaptomorphina belongs to Anaptomorphini'
- 'Anaptomorphinae was reranked as the tribe Anaptomorphini and belongs to Anaptomorphinae'
- 'Anaptomorphus belongs to Anaptomorphina'
- 'Anaptomorphus abbotti is recombined as Absarokius abbotti'
- 'Anaptomorphus aemulus belongs to Anaptomorphus'
- 'Anaptomorphus homunculus is recombined as Tetonius homunculus'
- 'Anaptomorphus westi belongs to Anaptomorphus'
- 'Anaptomorphus wortmani is a subjective synonym of Anaptomorphus aemulus'
- 'Anemorhysis belongs to Tetoniina'
- 'Chlororhysis belongs to Teilhardinina'
- 'Chumashius belongs to Omomyini'
- 'Donrussellia belongs to Tarsiiformes'
- 'Dyseolemur belongs to Washakiini'
- 'Ekgmowechashala belongs to Ekgmowechashalinae'
- 'Ekgmowechashalinae belongs to Omomyidae'
- 'Euryacodon is a subjective synonym of Omomys'
- 'Euryacodon lepidus is a subjective synonym of Omomys carteri'
- 'Haplorrhini [misspelled as Haplorhini] belongs to Primates'
- 'Hemiacodon belongs to Washakiini'
- 'Hemiacodon gracilis belongs to Hemiacodon'
- 'Hemiacodon jepseni is a subjective synonym of Ourayia uintensis'
- 'Hemiacodon nanus is a subjective synonym of Omomys carteri'
- 'Hemiacodon pucillus is a subjective synonym of Omomys carteri'
- 'Hemiacodon pygmaeus is a subjective synonym of Washakius insignis'
- 'Huerfanius is a subjective synonym of Uintanius'
- 'Huerfanius belongs to Omomyidae' according to Robinson 1966
- 'Huerfanius rutherfurdi is a subjective synonym of Uintanius ameghini'
- 'Huerfanius rutherfurdi belongs to Huerfanius' according to Robinson 1966
- 'Loveina belongs to Washakiini'
- 'Loveina zephyri belongs to Loveina'
- 'Macrotarsius belongs to Mytoniina'
- 'Mckennamorphus belongs to Tetoniina'
- 'Mckennamorphus despairensis belongs to Mckennamorphus'
- 'Microchoeridae was reranked as the subfamily Microchoerinae and belongs to Omomyidae'
- 'Microsyops uintensis is recombined as Ourayia uintensis'
- 'Mytoniinae was reranked as the subtribe Mytoniina and belongs to Omomyini'
- 'Mytonius is a subjective synonym of Ourayia'
- 'Mytonius hopsoni is a subjective synonym of Ourayia uintensis'
- 'Necrolemurinae is a subjective synonym of Microchoerinae'
- 'Notharctus minutus is recombined as Omomys minutus'
- 'Omomyidae belongs to Tarsiiformes'
- 'Omomyina belongs to Omomyini'
- 'Omomyinae belongs to Omomyidae'
- 'Omomyini belongs to Omomyinae'
- 'Omomys belongs to Omomyina'
- 'Omomys ameghini is recombined as Uintanius ameghini'
- 'Omomys carteri belongs to Omomys'
- 'Omomys vespertinus is recombined as Uintanius vespertinus'
- 'Omomys vespertinus belongs to Omomys' according to D. Russell 1967
- 'Ourayia belongs to Mytoniina'
- 'Palaeacodon vagus is a subjective synonym of Omomys carteri'
- 'Paratetonius is a subjective synonym of Tetonius'
- 'Paratetonius steini is a subjective synonym of Tetonius homunculus'
- 'Paratetonius sublettensis is recombined as Anemorhysis sublettensis'
- 'Protomomys is a subjective synonym of Teilhardina'
- 'Pseudolorisinae is a subjective synonym of Microchoerinae'
- 'Pseudotetonius is a subjective synonym of Tetonius'
- 'Rooneyia belongs to Rooneyiini'
- 'Rooneyiini belongs to Omomyinae'
- 'Shoshonius belongs to Washakiini'
- 'Shoshonius laurae is a subjective synonym of Washakius insignis'
- 'Shoshonius laurae belongs to Shoshonius' according to Simpson 1959
- 'Stockia belongs to Utahiini'
- 'Tarsiiformes belongs to Haplorhini'
- 'Teilhardina belongs to Teilhardinina'
- 'Teilhardina gallica is recombined as Donrussellia gallica'
- 'Teilhardina gallica belongs to Teilhardina' according to D. E. Russell et al. 1967
- 'Teilhardinidae was reranked as the subtribe Teilhardinina and belongs to Anaptomorphini'
- 'Tetoniidae was reranked as the tribe Tetoniina and belongs to Anaptomorphinae'
- 'Tetonius belongs to Tetoniina'
- 'Tetonius ambiguus belongs to Tetonius'
- 'Tetonius barbeyi is a subjective synonym of Loveina zephyri'
- 'Tetonius musculus is recombined as Anemorhysis musculus'
- 'Tetonius tenuiculus is recombined as Anemorhysis tenuiculus'
- 'Tetonoides is a subjective synonym of Anemorhysis'
- 'Tetonoides pearcei is a subjective synonym of Anemorhysis tenuiculus'
- 'Trogolemur belongs to Trogolemurini'
- 'Trogolemurini belongs to Anaptomorphinae'
- 'Uintalacus is a subjective synonym of Anemorhysis'
- 'Uintalacus nettingi is a nomen dubium'
- 'Uintaniini belongs to Omomyinae'
- 'Uintanius belongs to Uintaniini'
- 'Uintanius turriculorum is a subjective synonym of Uintanius ameghini'
- 'Utahia belongs to Utahiini'
- 'Utahiini belongs to Omomyinae'
- 'Washakiini belongs to Omomyinae'
- 'Washakius belongs to Washakiini'
- 'Washakius insignis belongs to Washakius'
- 'Yumanius is a subjective synonym of Washakius'
- 'Yumanius woodringi is recombined as Washakius woodringi'