Mormon History, Nov 28, 1845

Zera Pulsipher: The apostles decided 28 Nov. 1845 to release him and have him enter the high priest's quorum, but Zera Pulsipher remained in the Council of Seventy

[source: Quinn, D. Michael, The Mormon Hierarchy: Origins of Power, Appendix 6, Biographical Sketches of General Officers of the Church of Jesus Christ of Latter-day Saints, 1830-47, http://amzn.to/origins-power]