Opinions from D. R. Prothero 1996
- 'Blickomylus belongs to Stenomylini'
- 'Camelidae belongs to Cameloidea'
- 'Dyseotylopus migrans is a subjective synonym of Miotylopus gibbi'
- 'Gentilicamelus belongs to Nothokematinae'
- 'Gentilicamelus wyomingensis is recombined as Oxydactylus wyomingensis'
- 'Gomphotherium is an invalid subgroup of Camelidae'
- 'Gomphotherium serus is a nomen dubium'
- 'Hidrosotherium is a subjective synonym of Hendryomeryx'
- 'Hidrosotherium transpecoensis is a subjective synonym of Hendryomeryx defordi'
- 'Leptomeryx defordi is recombined as Hendryomeryx defordi'
- 'Miolabis (Paratylopus) was reranked as Paratylopus and belongs to Camelidae'
- 'Miolabis (Paratylopus) primaevus is recombined as Paratylopus primaevus'
- 'Miolabis (Paratylopus) primaevus belongs to Miolabis (Paratylopus)' according to Stevens 1977
- 'Miotylopus belongs to Stenomylinae'
- 'Miotylopus bathygnathus is a subjective synonym of Miotylopus gibbi'
- 'Miotylopus taylori belongs to Miotylopus'
- 'Nothokematinae belongs to Camelidae'
- 'Oxydactylus gibbi is recombined as Miotylopus gibbi'
- 'Poebrodon belongs to Camelidae'
- 'Poebrodon californicus belongs to Poebrodon'
- 'Poebrodon kayi belongs to Poebrodon'
- 'Poebrotherium belongs to Camelidae'
- 'Poebrotherium andersoni is a subjective synonym of Poebrotherium wilsoni'
- 'Poebrotherium chadronense belongs to Poebrotherium'
- 'Poebrotherium eximium belongs to Poebrotherium'
- 'Poebrotherium franki belongs to Poebrotherium'
- 'Poebrotherium labiatum is recombined as Paratylopus labiatus'
- 'Poebrotherium labiatum belongs to Poebrotherium' according to Cope 1881
- 'Poebrotherium sternbergii is recombined as Gentilicamelus sternbergi'
- 'Poebrotherium sternbergii is recombined as Gentilicamelus sternbergi' according to Stevens 1977
- 'Poebrotherium wilsoni belongs to Poebrotherium'
- 'Protomeryx is a nomen dubium'
- 'Protomeryx campester is a subjective synonym of Paralabis cedrensis'
- 'Protomeryx cedrensis is recombined as Paralabis cedrensis'
- 'Protomeryx halli is a nomen dubium'
- 'Protomeryx leonardi is recombined as Miotylopus leonardi'
- 'Pseudolabidinae is a subjective synonym of Stenomylinae'
- 'Pseudolabis belongs to Stenomylinae'
- 'Pseudolabis (Paralabis) was reranked as Paralabis and belongs to Camelidae'
- 'Pseudolabis (Paralabis) matthewi is a subjective synonym of Paralabis cedrensis'
- 'Pseudolabis dakotensis belongs to Pseudolabis'
- 'Rakomylus belongs to Stenomylini'
- 'Stenomylinae belongs to Camelidae'
- 'Stenomylini belongs to Stenomylinae'
- 'Stenomylus belongs to Stenomylini'