Alternative spelling: Ruminantii
Parent taxon: Ruminantiamorpha according to M. Spaulding et al. 2009
See also Agnarsson and May-Collado 2008, Anyonge 1991, Asher and Helgen 2010, Becker et al. 2010, Boisserie et al. 2011, Boisserie et al. 2005, Bravo-Cuevas et al. 2013, Carroll 1988, Ferrusquia-Villafranca 1969, Gregory 1910, Jaekel 1911, Khan and Sarwar 2002, Koufos 2020, Leidy 1873, Mead and Taylor 2005, Owen 1848, Sach and Heizmann 2001, Scott 1940, Thurmond and Jones 1981, Ursing et al. 2000, Waddell et al. 1999 and Webb 2008
Sister taxon: Protoceratidae
Subtaxa: Agriochoeridae Andegamerycidae Anoplotheriadae Delahomeryx Giraffoidea Hispanomerycidae Krabitherium Merycotherium Mosaicomeryx Paalitherium Palaeohypsodontus Pecora Prodremotherium Sanitherium Thandaungia Tragulina