Source:

Jones, Terry L., Nathan E. Stevens, Deborah A. Jones, Richard T. Fitzgerald and Mark G. Hylkema
2007   The Central Coast: A Midlatitude Milieu. In California Prehistory: Colonization, Culture, and Complexity, edited by Terry L. Jones and Kathryn A. Klar, pp. 125-146. AltaMira Press, Lanham, Maryland.

The timeline applies to the coastal areas of Santa Cruz, Monterey, and San Luis Obispo counties.