 1786 - Yes, date unknown
 1786 - Yes, date unknown( = Descendancy chart to this point,
 = Descendancy chart to this point,  = Expand,
 = Expand,  = Collapse)
 = Collapse)
 Tomas Kosilka  b. Est 1783 d. Yes, date unknown
  Tomas Kosilka  b. Est 1783 d. Yes, date unknown b. Est 1812 d. Yes, date unknown
 b. Est 1812 d. Yes, date unknown
                     Josef Kos  b. Est 1809 d. Yes, date unknown
  Josef Kos  b. Est 1809 d. Yes, date unknown b. 6 Sep 1838 d. 7 Oct 1866
 b. 6 Sep 1838 d. 7 Oct 1866
                                     Frantisek Turek  b. 6 Apr 1834 d. Yes, date unknown
  Frantisek Turek  b. 6 Apr 1834 d. Yes, date unknown b. 20 Jun 1859 d. 11 May 1860
 b. 20 Jun 1859 d. 11 May 1860
                                                 b. 16 May 1861 d. 24 Mar 1862
 b. 16 May 1861 d. 24 Mar 1862
                                                 b. 13 Feb 1863 d. 8 Jun 1863
 b. 13 Feb 1863 d. 8 Jun 1863
                                                 b. 5 Sep 1864 d. Yes, date unknown
 b. 5 Sep 1864 d. Yes, date unknown