▁band ing ▁line . ▁Gener ally ▁N ine ▁M ile ▁Pol ych rome ▁vessels ▁have ▁either ▁a ▁G ila ▁or ▁T onto ▁Pol ych rome ▁exterior ▁decor ation . ▁This ▁type ▁is ▁found ▁in ▁the ▁region ▁from ▁the ▁Cl iff ▁Valley ▁to ▁Perry ▁M esa , ▁and ▁from ▁the ▁Middle ▁Ver de ▁Valley ▁to ▁the ▁area ▁around ▁Douglas , ▁Arizona . ▁ ▁While ▁rare , ▁this ▁type ▁seems ▁to ▁have ▁its ▁greatest ▁density ▁around ▁the ▁far ▁sout he astern ▁portion ▁of ▁its ▁distribution . ▁This ▁type ▁dates ▁from ▁the ▁timer ▁period ▁AD ▁ 1 3 7 5 - 1 4 5 0 ▁( Ne uz il ▁and ▁Ly ons ▁ 2 0 0 5 ). ▁ ▁This ▁type ▁is ▁named ▁for ▁the ▁N ine ▁M ile ▁Site ▁in ▁the ▁San ▁Simon ▁Valley ▁exc av ated ▁by ▁Jack ▁and ▁V era ▁M ills ▁in ▁the ▁ 1 9 4 0 s . ▁ ▁Phoenix ▁Pol ych rome ▁Phoenix ▁Pol ych rome ▁also ▁occurs ▁only ▁in ▁bow ls ▁with ▁rec ur ved ▁r ims . ▁This ▁type ▁is ▁similar ▁to ▁N ine ▁M ile ▁Pol ych rome ▁with ▁the ▁difference ▁being ▁that ▁Phoenix ▁Pol ych rome ▁la cks ▁the ▁band ▁of ▁black ▁on ▁white ▁decor ation ▁on ▁the ▁interior ▁of ▁bow ls ▁and ▁is ▁instead ▁entirely ▁covered ▁in ▁red ▁s lip . ▁As ▁with ▁other ▁types , ▁the ▁exterior ▁of ▁these ▁bow ls ▁may ▁have ▁either ▁G ila ▁or ▁T onto ▁style ▁decor ation . ▁ ▁This ▁type ▁dates ▁to ▁AD ▁ 1 3 7