“…J. Mason, 1962;Sholts, Stanford, Flores, & Wärmländer, 2012), most now acknowledge that the Mississippi River with its frequent late Pleistocene glacial meltwater pulses and high sediment loads (Rittenour, Blum, & Goble, 2007;Rittenour, Goble, & Blum, 2005) represented a natural border separating eastern from western Paleoindian settlement-subsistence patterns (Anderson & Faught, 1998;Briggs Buchanan, Hamilton, Kilby, & Gingerich, 2016, p. 118;Morrow, 2014). In the eastern U.S., recent research has focused are defining models of Paleoindian regional variability especially highlighting aspects of land-use behavior, subsistence strategy, social learning, or technological organization (Anderson, 1990(Anderson, , 1995(Anderson, , 1996Anderson & Gillam, 2000;Broster, Norton, Miller, Tune, & Baker, 2013;Briggs Buchanan et al, 2016;Briggs Buchanan, O'Brien, & Collard, 2014;Cannon & Meltzer, 2004Eren et al, 2016;Eren & Desjardine, 2015;Lepper, 1988;Lepper & Meltzer, 1991;Loebel, 2012;Lothrop, Lowery, Spiess, & Ellis, 2016;Meltzer, 1985Meltzer, , 1988Meltzer, , 2009Meltzer & Smith, 1986;G. L. Miller et al, 2018;Seeman, 1994;Smallwood, 2012;Speth, Newlander, White, Lemke, & Anderson, 2013, p. 112).…”