AtlasTheory -
The specimen in your picture appears to be Candida.
Candida passed in the stool looks like a cotton ball; fluffy white/yellow clumps, strings, or branches; or slimey mucous.
It can also be mixed within your stool. The stool can be slimey or have white mixed through it.
Check these sites for pictures & treatment info:
Journey With Candida Blog: http://www.myjourneywithcandida.com/2010/08/pictures-of-candida-what-does-can...
Curezone Candida Cure Forum: http://curezone.info/forums/f.asp?f=460
Cheers - ICU
My Curezone Posts: http://www.curezone.com/forums/s2.asp?f=762&c=0&ob=d&m=ICU
My Parasite Drug Treatment Protocols: http://curezone.com/forums/fm.asp?i=2012403