I can't tell whether the object is a parasite or something else. I could be something you ate that wasn't digested. Having white plaque on the tongue is a sympton of Celiac Disease tho it could be a yeast. See the information pages at http://www.Celiac.com
for symptoms and tests. This is a common problem and the only treatment is to follow a strict gluten free diet so it is good to rule that out before starting treatments. To improve intestinal health see the featured programs on the Liver Flush Support Forum .