At least some of them made more substantial houses of logs and mud over saucer-shaped depressions.To supplement their meager harvests of farm crops, they roamed over the country periodically on hunting and gathering expeditions.

how accurate are carbon 14 and other radioactive dating methods-14

Plain pottery and gray with neck bands predominate; there is some black-on-white and decorated redware. Small blocks of above-ground masonry rooms and a kiva make up a typical pueblo.

Above-ground construction is generally of jacal or crude masonry. 900 - 1150 There are Great Houses, great kivas and roads in some areas.

The remains of domestic dogs have been found in many archaeological sites in Arizona.

No evidence suggest that these dogs were killed or used for food.

Rather, many of these domesticated dogs were given the same funerary rights as their owners.

then, may be a species that was the result of natural selection.

In some of the cists the unintentionally mummified bodies of Basket Makers have been found, with hair and dehydrated flesh adhering to the bones. 400-700) the Basket Makers expanded their territory and introduced several new and important cultural items, including pit houses, erected over shallow excavations, and pottery.

With the addition of beans and new varieties of maize, agriculture became more important to Basket Maker subsistence.

built the numerous communal dwellings, or pueblos, many now in ruins, on the high plateau of the southwestern United States.

The oldest remains are in the Four Corners region, where Arizona, Colorado, New Mexico, and Utah adjoin.

1150 - 1350 Large pueblos, cliff dwellings and towers are the rule. Red, orange and yellow pottery on the rise as black-on-white declines. D 1600 - present During the first part of this era the Spanish military, church and civil domination and rule of the pueblos drives the Pueblo religion underground.