The unique heterodont dentition of Eoraptor ( Sereno et al. , 1993 ) consists of both serrated , recurved teeth in the maxillae ( upper jaws ) , like the teeth of theropods , and leaf-shaped teeth in the dentary ( lower jaw ) , like the teeth of basal sauropodomorphs .
There are serrated , recurved teeth in the maxillae ( upper jaws ) , like the teeth of theropods , and leaf-shaped teeth in the dentary ( lower jaw ) , like the teeth of basal sauropodomorphs .