Rancholabrean
Named after the famed Rancho La Brea fossil site ( more commonly known as the La Brea tar pits ) in Los Angeles , California , the Rancholabrean is characterized by the presence of the genus "Bison" in a Pleistocene context , often in association with other extinct Pleistocene forms such as "Mammuthus" . 
<triplet> La Brea tar pits <subj> Rancho La Brea <obj> location