McElmo Phase refers to a period in the late 11th and early 12th centuries, when drastic changes in ceramics and masonry techniques in Chaco Canyon appeared, archeologists initially suggested that the McElmo influence was brought to Chaco Canyon by immigrants from which site located in Montezuma County, Colorado, it protects some of the best preserved Ancestral Puebloan archaeological sites in the United States?
Mesa Verde National Park Mesa Verde National Park is a National Park and World Heritage Site located in Montezuma County, Colorado. It protects some of the best preserved Ancestral Puebloan archaeological sites in the United States.
Mario Pino Quivira Mario Pino Quivira is a Chilean geologist specialized in geoarchaeology and sedimentology that has been involved in several studies of early human settlements in Southern Chile. After Tom Dillehay's excavation of Monte Verde near Puerto Montt, where human remains estimated to be about 12,800 years old have been found, challenging the Clovis theory of the first human arrival in the Americas, Pino controversially claimed the site was 33,000 years old. Other studied sites includes the Chan-Chan settlement near Mehuín and the Gomphotherium of Osorno.