If somebody is interested in Daozang-source about 魂 hun and 魄 po:
http://www.ctcwri.idv.tw/CTCW-CMTS/CMT03%E6%B4%9E%E7%A5%9E%E9%83%A8/CMT0308%E6%96%B9%E6%B3%95%E9%A1%9E/CMT0308ALL/CH030855%E5%A4%AA%E4%B8%8A%E9%99%A4%E4%B8%89%E5%B0%B8%E4%B9%9D%E8%9F%B2%E4%BF%9D%E7%94%9F%E7%B6%93.htm