|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Mammalia - Artiodactyla - Merycoidodontidae
It was synonymized subjectively with Metoreodon major by Matthew and Cook (1912) and Matthew (1924); it was recombined as Ticholeptus profectus by Loomis (1924); it was recombined as Ustatochoerus profectus by Schultz and Falkenbach (1941), Schultz and Falkenbach (1947) and Stevens and Stevens (1989); it was considered a nomen vanum by Lander (1998).
|Year||Name and author|
|1909||Merychyus (Metoreodon) profectus Matthew and Cook p. 394 fig. 15|
|1917||Merychyus (Metoreodon) profectus Barbour and Cook|
|1917||Merychyus (Metoreodon) profectus Matthew and Cook|
|1924||Ticholeptus profectus Loomis|
|1937||Merychyus (Metoreodon) profectus Thorpe|
|1941||Ustatochoerus profectus Schultz and Falkenbach p. 36|
|1947||Ustatochoerus profectus Schultz and Falkenbach|
|1989||Ustatochoerus profectus Stevens and Stevens|
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|C. B. Schultz and C. H. Falkenbach 1941||SKULL.-Smaller than that of U. major and larger than that of U. medius; fan-shaped occipital region not as wide as in U. major; brain case slightly more inflated than in U. major; nasals shorter than in U. medius and decidedly longer than in U. major, and with less retraction than in the latter species; anterior tip of nasals retracted to region above P 2 ; paroccipital process long and tapered; postglenoid process not as heavy as in U. major.
MANDIBLE.-Typical of the genus, intermediate in size between those of U. medius and U. major.
DENTITION.-Superior and inferior series intermediate in length between those of U. medius and U. major.
LIMBs.-Shorter and lighter than in U. major; longer and heavier than in U. medius.