"Upper Sectorial Teeth of Carnivora. I, Felis; II, Canis; III, Ursus, 1, anterior, 2, middle, and 3, posterior in position, and without distinct root, characteristic of the Ursidae." —The Encyclopedia Britannica, 1903

Carnivora

"Upper Sectorial Teeth of Carnivora. I, Felis; II, Canis; III, Ursus, 1, anterior, 2, middle, and 3,…