Juan Gonzalez The University of Texas Rio Grande Valley No description specified. 1-2 (2 Records) Documents Polished edge stone tools from the Gulf of Morrosquillo, Caribbean coast of Colombia, evidence of an advanced lithic industry (2016) Projectile Points Exhumed by Dune Migration, Implications for Human Presence and Mid-Holocene (?) Wetter Climate in the South Texas Sand Sheet (2019)