

The family tree of the HaRav Shabty Ashkenazi HaCohen Katz, the "SHaCH" is full of holes and discrepancies. Tova (Toybe) wife David the Katvan, Shach dau.#3 is the wife of Rabbi David HaLevi (the Katvan) -, mentioned in Keser Kehuna as "a man from Zolkiew (Zhovka) NOT Aharon Migeza Tzvi of Leczyca, who was the Shach's son, but from Unsourced Schach daughter Yocheved, wife of Moahe Migeza Zvi, wife of Aharon Migeza Tzvi, not his son Moshe. the corrected version of this family is from the book Keser Kehuna by Beirish Freidberg,
https://www.hebrewbooks.org/pdfpager.aspx?req=10126&st=&pgn...=
additionally, since Judaism does not allow one to marry their niece, it would be inconceivable that Unsourced Schach daughter Yocheved, wife of Moahe Migeza Zvi would marry her nephew Rabbi Moshe Migeza Zvi. I hope this tree will be corrected.