Puppies do not have parasites in their feces. It stinks but it is not harmful. Just was your hands and you will be okay.
Oh, the reason pregnant women are not supposed to clean up after cats, is because of the ammonia in the litter. Also, parasites, but mostly ammonia. If you have a cat, keep the litter box as far away as possible. (:
From what I've heard it's only cats that carry that parasite. But I would double check with your dr