Robbie Etheridge’s book titled Mapping [this civilization’s] Shatter Zone examined the impact of slave raids on the collapse of its political system. This civilization produced a set of eight copper plates called the Wulfing cache which depict beings with human and avian features. The long-nosed god was a common (-5[1])motif in maskettes from this civilization (-5[1])that were often made from lightning whelk shells. It's not on Easter Island, but the (*) birdman (10[1])motif (-5[1])used (-5[1])by (10[1])this civilization’s (10[1]-5[1])Southeastern Ceremonial (10[1])Complex prominently depicts (10[1])people (10[1])playing a hoop-and-stick game called (-5[1])chunkey. (-5[5])One of this civilization’s settlements (10[3])contained numerous timber (10[1])circles as part of its “Woodhenge” (10[1])and was (10[1])centered on (-5[1])Monks Mound. (10[2]-5[2])For 10 points, (10[1]-5[1])name this culture (-5[1])that built Cahokia (10[1])along (10[1])the (10[1])longest (10[1])river in the (10[1])United (10[1])States. ■END■ (10[10]0[2])