Is There a Dual in the Nouns?

There are several pages devoted to how it all falls out morphologically and phonologically when everything's chunked together. In the person number prefixes for kin nouns, your has a dual form. The demonstratives are very complex because they get glom together in these big words. There is something called the exactive that refers to something that is known to be at a particular location or rather the exact entity that you're referring to. It doesn't look like nouns are overtly marked for number.