Heterodontosauridae -LRB- '' different-toothed lizards '' -RRB- is a family of early ornithischian dinosaurs that were likely among the most basal -LRB- primitive -RRB- members of the group.
Heterodontosauridae -LRB- '' different-toothed lizards '' -RRB- is a family of early ornithischian dinosaurs.