▁the ▁Arizona ▁Museum ▁of ▁Natural ▁History ▁Foundation , ▁the ▁Museum ' s ▁ 5 0 1 ( c )( 3 ) ▁non pro fit ▁organization . ▁ ▁Additionally , ▁the ▁museum ▁maintain s ▁the ▁Sir r ine ▁House , ▁a ▁Queen ▁Anne ▁style ▁home ▁built ▁in ▁M esa ▁in ▁ 1 8 9 6 . ▁The ▁museum ▁claims ▁that ▁the ▁home ▁is ▁the ▁only ▁fully ▁restored ▁Victor ian - era ▁home ▁museum . ▁ ▁The ▁Sir r ine ▁House ▁is ▁currently ▁ ▁open ▁only ▁for ▁special ▁events . ▁ ▁Pale ont ology ▁The ▁Pale ont ology ▁Section , ▁which ▁is ▁the ▁study ▁of ▁past ▁life , ▁is ▁the ▁primary ▁emphas is ▁of ▁the ▁Natural ▁History ▁Section ▁of ▁the ▁Arizona ▁Museum ▁of ▁Natural ▁History . ▁The ▁Natural ▁History ▁Section ▁expl ores , ▁exc av ates , ▁records , ▁prepar es , ▁conser ves , ▁and ▁research es ▁the ▁foss il ▁resources ▁in ▁the ▁collection ▁at ▁Az M N H . ▁In ▁addition ▁to ▁working ▁with ▁state , ▁university , ▁and ▁municipal ▁ag encies , ▁Az M N H ▁is ▁an ▁official ▁repository ▁for ▁spec im ens ▁collected ▁from ▁State , ▁Bureau ▁of ▁Land ▁Management ▁( BL M ), ▁National ▁Forest , ▁and ▁Fish ▁and ▁Wild life ▁lands ▁throughout ▁Arizona . ▁ ▁The ▁Din osa ur ▁Hall ▁features ▁an ▁un named ▁co el u ros aur ▁nick named ▁the ▁" Z uni ▁co el u ros aur ", ▁a ▁Tar b osa urus ▁ske leton ▁and ▁a ▁Ty ran n osa urus ▁re x ▁sk