Josephus combined various books. For example, Chronicles is counted once whereas it shows up in the Protestant (and Catholic) editions as 1st and 2nd Chronicles. Ezra and Nehemiah are combined as well as Jeremiah and Lamentations. Here is the list below which mirrors the Protestant bible:
Your point does not make sense. (Church that no longer considers the inerrant scriptures anything more than mere writings...)
From New Advent (the Catholic encyclopedia):
* (We'll ignore the issues the Catholic Church has with Paul's writings.)
The Catholic deuterocanonical scriptural texts are: Tobit Judith Additions to Esther (Vulgate Esther 10:416:24)[9] Wisdom (also called the Wisdom of Solomon) Sirach (also called Ecclesiasticus) Baruch, including the Letter of Jeremiah (Additions to Jeremiah in the Septuagint)[10] Additions to Daniel: Prayer of Azariah and Song of the Three Holy Children (Vulgate Daniel 3:2490) Susanna (Vulgate Daniel 13, Septuagint prologue) Bel and the Dragon (Vulgate Daniel 14, Septuagint epilogue) 1 Maccabees 2 Maccabees