Hi Katherine. Unfortunately Marilyn's posting history shows she leaves queries behind but for some reason does not return to acknowledge her replies.
It appears Richard was born about 1831 and son Elijah was born in about 1875.
1880 Precinct 1, Llano, Texas Richard Ratliff 49 born abt 1831 in Texas, parents b Illinois, occupation farming Huldy Ratliff 42 b abt 1838 in Missouri, parents b ? John Ratliff 16 born about 1864 in Texas, working stock Richard Ratliff15 Jane Ratliff13 Monroe Ratliff12 Henry Ratliff10 Andrew Ratliff7 Elijah Ratliff5 born in Texas Ardincy Ratliff3 Mary Ratliff6 months