Before revision: Like many other xenarthrans, glyptodonts were grazing herbivores, that had no incisor or canine teeth, but had cheek teeth that would have been able to grind up tough vegetation.
After revision: Like many other xenarthrans, glyptodonts were grazing herbivores, that possessed no incisor or canine teeth, but had cheek teeth that would have been able to grind up tough vegetation.