ursinum
Ursinum refers to a genus of extinct mammals from the late Eocene epoch, discovered in the North American Great Plains. These animals are characterized by their relatively small size and their dental structure, which suggests a diet of insects and possibly some plant matter. The fossil record of ursinum is sparse, with only a few fragmented specimens identified. Despite this, the teeth and jaw fragments have been crucial in understanding their evolutionary relationships.
Current paleontological research places ursinum within the order Zalambdalestidae, a group of early placental mammals whose