|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Mammalia - Carnivora - Ursidae
It was recombined as Amphicyon ursinus by Cope (1879) and Matthew (1902); it was recombined as Aelurodon ursinus by Scott and Osborn (1890); it was recombined as Dinocyon ursinus by Matthew (1902); it was recombined as Hemicyon ursinus by Frick (1926) and VanderHoof and Gregory (1940); it was recombined as Plithocyon ursinus by Hunt (1998).
|Year||Name and author|
|1875||Canis ursinus Cope|
|1879||Amphicyon ursinus Cope p. 46|
|1890||Aelurodon ursinus Scott and Osborn p. 68|
|1902||Dinocyon ursinus Matthew|
|1902||Amphicyon ursinus Matthew p. 290|
|1926||Hemicyon ursinus Frick p. 35 figs. Frontispiece, Figures 4, 5A and B, 9, 10 and lOA, 13A and B, 14, 15|
|1940||Hemicyon ursinus VanderHoof and Gregory|
|1998||Plithocyon ursinus Hunt, Jr.|
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
|C. Frick 1926||Prominent premasseteric fossa; tuberculars unusually .large relative to premolars; anterior premolars separated by diastema; posterior mental foramen below anterior edge of p4.|