After Theodor, Erfurt & Métais, 2007
<==o †Homacodontidae Marsh, 1874 [non 1849] [incl. Bunomerycidae sensu Theodor et al., 2007] [probably paraphyletic] |--o †Homacodon Marsh, 1872 [Nanomeryx] | |-- †H. vagans Marsh, 1872 | |-- †H. sp. A. [Stucky, 1998] | |-- †H. sp. B. [Stucky, 1998] | `-- †H. sp. C. [Stucky, 1998] |?-o †Altiacodon Marsh, 1872 | |-- †A. venustus Marsh, 1872 | |-- †A. vanvaleni Guthrie, 1971 | |-- †A. pygmaeus Cope, 1872 [incl. Nanomeryx caudatus] | |-- †A. furcatus (Cope, 1873) | |-- †A. sp. [Stucky; Krishtalka (unpubl.)] | `-- †A. sp. [Gunnell & Bartels, 2001] |--o †Auxontodon Gazin, 1958 | |-- †A. pattersoni Gazin, 1958 | `-- †A. processus Storer, 1984 |-- †Texodon meridianus West, 1982 |--o †Microsus Leidy, 1870 | |-- †M. cuspidatus Leidy, 1870 | `-- †M. sp. [Stucky, 1998; Gunnell & Bartels, 2001] |--o †Hexacodus Gazin, 1952 | |-- †H. pelodes Gazin, 1952 | |-- †H. uintensis Gazin, 1952 | |-- †H. sp. [Stucky, 1998] | `-- †H. sp. [Gunnell & Bartels, 2001] |?- †Bunomeryx montanus Wortman, 1898 |--o †Hylomeryx Peterson, 1919 [incl. Sphenomeryx Peterson, 1919] | |-- †H. annectens Peterson, 1919 | |-- †H. quadricuspis (Peterson, 1919) [Sphenomeryx quadricuspis Peterson, 1919] | `?- †H. sp. |--o †Pentacemylus Peterson, 1931 | |-- †P. progressus Peterson, 1931 | `-- †P. leotensis Gazin, 1955 |-- †Mytonomeryx scotti Gazin, 1955 |-- †Mesomeryx grangeri Gazin, 1955 |-- †Limeryx chimera Métais, Qi, Guo & Beard, 2005 |-- †Asiohomocodon myanmarensis Tsubamoto et al., 2003 `-- †Tsaganohyus pecus Kondrashov et al., 2004
Reference(s):
- Theodor, J. M., Erfurt, J. & Métais, G., 2007: The earliest artiodactyls – Diacodexeidae, Dichobunidae, Homacodontidae, Leptochoeridae, Raoellidae. 32-58.
in Prothero, D. R. & Foss, S. E., (eds.) 2007: The evolution of artiodactyls.
–The Johns Hopkins University Press, Baltimore, 2007, xii-367 - McKenna, M. C. & Bell, S. K., (eds.) 1997: Classification of mammals – above the species level.
–Columbia University Press, New York, 1997, xii-631