<Tr> <Td> Mojoceratops </Td> <Td> Cretaceous </Td> <Td> herbivore </Td> <Td>--</Td> </Tr> <Tr> <Td> Monoclonius </Td> <Td> Cretaceous </Td> <Td> herbivore </Td> <Td>--</Td> </Tr> <Tr> <Td> Montanoceratops </Td> <Td> Cretaceous </Td> <Td> herbivore </Td> <Td>--</Td> </Tr> <Tr> <Td> Mymoorapelta </Td> <Td> Jurassic </Td> <Td> herbivore </Td> <Td>--</Td> </Tr>

Where were dinosaurs found in the united states