3D mouth of an ancient jawless fish suggests they were filter-feeders, not scavengers or hunters
Early jawless fish were likely to have used ... which are some of the earliest vertebrates (animals with backbones) in which ...
Simon Fraser University3y
Lab 9 - Teeth, Limbs and Vertebrae
Thecodont - roots of teeth in sockets (alveoli) in jawbone The replacement of teeth in the mouth Most vertebrates replace their teeth continuously ... different parts of the tooth row (mammals, a few ...