Chronologies and culture sequences
Detailed or specific statements concerning prehistoric culture sequences; time periods that imply culture history (such as Early, Middle, and Late Periods, or Stone Age, Iron Age, Bronze Age); and chronologies (as determined by geological or paleontological evidence, stratigraphy, typology, tree-ring data, Carbon 14 dating, thermoluminesence, etc.); detailed or specific statements about dates for artifacts, units, strata, or sites, or the initial use of a process, tool, etc. (plant domestication, earliest dated bottle gourd, etc.); etc.
This category, term, and scope note were introduced in 1997.