Archaeology and the Book of Mormon hand, flourished in Mesoamerica during the Preclassic period, dating from 1200 BC to about 400 BC. The Olmec civilization suddenly disintegrated for unknown reasons, although archaeological evidence clearly indicates a definite Olmec influence within the Maya civilization that followed. Although the Olmec civilization ended, there are indications that some of the Olmec people survived and interacted with other cultures. While making allowance for the likelihood that Book of Mormon peoples migrated to Mexico and Central America, Joseph Smith nevertheless placed the arrival of the Jaredites in "the lake country of America", i.e., the region of the Great Lakes). No Central
Mayan languages from that branch at a much later date than proposed by Kaufman. In the Archaic period (before 2000 BCE), a number of loanwords from Mixe–Zoquean languages seem to have entered the proto-Mayan language. This has led to hypotheses that the early Maya were dominated by speakers of Mixe–Zoquean languages, possibly the Olmec. In the case of the Xincan and Lencan languages, on the other hand, Mayan languages are more often the source than the receiver of loanwords. Mayan language specialists such as Campbell believe this suggests a period of intense contact between Maya and the Lencan and Xinca people, possibly