I'm not certain where your Abraham fits in, but if you can provide the names of HIS children, and/or the maiden surname of his wife, I might be able to link him to the others there in MO. Many of the BYLER family members left MO around the time Jacob F, his wife, and his mother passed on, which was during the mid 1830s to mid 1840s.
Jacob Franklin BYLER and wife, Bathsheba Caroline OXFORD, had the following children:
1. Abraham, bn 03 MAY 1791, md Rhoda O'DANIEL 2. Elizabeth, bn 11 SEP 1794, md Sam'l ALLEN 3. Mary Ann (dba Polly), bn 31 OCT 1796 ...md #1 Benjamin DAVIS <-- my branch ...md #2 Anderson WHITE 4. Sarah, n 07 ___ 1799, md Solomon KELTNER 5. Rebecca, bn 02 DEC 1801, md Ebenezer Gordon YOUNG 6. Anna, bn 16 JUN 1804, md Alfred NORMAN 7. Synthia, bn 26 NOV 1806, md Solomon De SPAIN 8. Elvira, bn 12 JUN 1809, md Benjamin JORDAN 9. Alfred Tyra, bn 25 NOV 1811, md Mahulda Gowan HAND 10. Albert Gallatin, bn ca 1813, md Caroline E KELLY