Their son Johann Cartarius (1786-1859) married Margaretha Germann. His son Johann Adam Cattarius (spelling changed) was born 1818. His son Friedrich Cattarius (1844-1892) married Sophie Albert (1848-1877). Their daughter Carolina Cattarius (1872-1937) married Daniel Knorr - Father of Katharina Knorr. She married Ludwig Benra. Their son Kurt was Benra. Source: Alexander Benra.