Nehemiah 7:62-64

62 descendants of D’layah, — descendants of Toviyah, and — descendants of N’koda — 642

63 and of the cohanim: — descendants of Havayah, — descendants of Hakotz, and descendants of Barzillai, who took a wife from the daughters of Barzillai the Gil‘adi and was named after them.

64 “These tried to locate their geneaolgical records, but they weren’t found. Therefore they were considered defiled and were not allowed to serve as cohanim.