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Small, primitive maize cobs have been found at five different sites in New Mexico and Arizona. The climatic range of the sites is wide as they range from the Tucson basin in the Arizona desert, at an elevation of 700 m (2300 ft), to a rocky cave on the Colorado Plateau at 2200 m (7200 ft). That suggests that the primitive maize they grew was ...
The location of the state of New Mexico. Paleontology in New Mexico refers to paleontological research occurring within or conducted by people from the U.S. state of New Mexico. The fossil record of New Mexico is exceptionally complete and spans almost the entire stratigraphic column. [1] More than 3,300 different kinds of fossil organisms have ...
The location of the state of Arizona. Paleontology in Arizona refers to paleontological research occurring within or conducted by people from the U.S. state of Arizona. The fossil record of Arizona dates to the Precambrian. During the Precambrian, Arizona was home to a shallow sea which was home to jellyfish and stromatolite -forming bacteria.
Traces of dinosaurs have been found in Arizona in the form of bones and footprints. There are preserved three-toed dinosaur footprints that are around 200 million years old near Tuba City on the ...
October 15, 1966 (ruin) October 15, 1966 (irrigation sites) [ 1 ] Designated NHLD. July 19, 1964 [ 2 ] Pueblo Grande Ruin and Irrigation Sites are pre-Columbian archaeological sites and ruins, located in Phoenix, Arizona. They include a prehistoric platform mound and irrigation canals. The City of Phoenix manages these resources as the S’e d ...
The remainder of the material culture recovered from Paquime is located in the care of INAH in Casas Grandes, Chihuahua and Chihuahua City, Chihuahua. Casas Grandes' ruins are similar to neighboring ruins near Gila and Salinas in New Mexico, as well as Arizona and Colorado. It is reasoned they represent cultural groups related and linked to the ...
The Gadsden Purchase (Spanish: Venta de La Mesilla "La Mesilla sale") [2] is a 29,640-square-mile (76,800 km 2) region of present-day southern Arizona and southwestern New Mexico that the United States acquired from Mexico by the Treaty of Mesilla, which took effect on June 8, 1854. The purchase included lands south of the Gila River and west ...
Canyon de Chelly National Monument (/ dəˈʃeɪ / də-SHAY) was established on April 1, 1931, as a unit of the National Park Service. Located in northeastern Arizona, it is within the boundaries of the Navajo Nation and lies in the Four Corners region. Reflecting one of the longest continuously inhabited landscapes of North America, it ...