| PREHISTORIC | 540.10 | 
               
                |  | A315m | 
               
                | 
                     ALEUTIAN 
                    PREHISTORY (dates vary)   | A372e | 
               
                |  | A533n | 
               
                | 
                     ARCHAIC
 
                       Arctic 
                      Small Tool (3000-1000 BC)Northern Archaic (5000-3000 BC)
 | A669r | 
               
                | 
                     ASIAN 
                    LITHIC
 
                       Mesolithic 
                      (9000-4000 BC)Neolithic 
                      (4000-0 BC)
 Paleolithic (16,000-9,000 BC)
 
                         Diuktai 
                        (16,000-14,000 BC)  
                      Proto-historic 
                      Inuit (1400-1600 AD) Relik Neolithic (0-1600 AD)
 
                         AinuChukchi
 Koryak
 Yukagir
 | A832i | 
               
                | 
                     BIRNIRK
 
                       Asian 
                      (300-900 AD)Bering Sea (500-700 AD)
 N.Alaskan (1000 AD)
 | B619i | 
               
                |  | C551h | 
               
                | 
                     DORSET
 
                       East 
                      Dorset (500 BC-1450 AD)  
                      
                      Groswater 
                      Dorset (800-500 BC)Independence I (2000-1600 BC)
 Independence II (800-500 BC)
 Pre-Dorset (2000-500 BC)
 | D718r | 
               
                | 
                     FOX FARM 
                    BLUFFS (500-1000 AD)   | F791f | 
               
                |  | I61n | 
               
                |  | I64p | 
               
                | 
                     KACHEMAK
 
                       Kachemak 
                      I (1000 BC)Kachemak II (600 BC)
 Kachemak Sub III (100 AD)
 Kachemak III (600 AD)
 | K11c | 
               
                |  | K75o | 
               
                | 
                     KODIAK 
                    ISLAND PREHISTORY
 
                       Early 
                      Koniag (1000-1700 AD)  
                      
                      Ocean 
                      Bay (3200-2200 BC)Old Kiavak (1000 BC)
 Three Saints (600 AD)
 Uyak (400 BC)
 | K76i | 
               
                | 
                     KUKAK
 
                       Kukak 
                      Beach (100-500 AD)Kukak Mound (1200 AD)
 | K96u | 
               
                |  | N882r | 
               
                |  | N965u | 
               
                | 
                     OKVIK
 
                       Old 
                      Bering Sea I (200 BC-200 AD)  
                     | O41k | 
               
                | 
                     OLD BERING 
                    SEA
 
                       Old 
                      Bering Sea II (200-300 AD)Old Bering Sea III (300-500 AD)
 | O44b | 
               
                | 
                     OLD ISLANDER 
                    (2200-1900 BC)   | O44i | 
               
                | 
                     OLD NUGDLIT 
                    (2400-1900 BC)   | O44n | 
               
                |  | O44w | 
               
                |  | P156r | 
               
                |  | P184d | 
               
                |  | P197u | 
               
                |  | S246d | 
               
                | 
                     TAKLI
 
                       Takli 
                      Alder (3800-2600 BC)Takli Birch (2200-800 BC)
 Takli Cottonwood (0-400 AD)
 | T136d | 
               
                | 
                     THULE 
                    (1000-1800 AD) 
 
                       Central 
                      ThuleEastern Thule
 Western Thule
 | T534h | 
               
                | 
                     GENERAL 
                    PREHISTORIC ARCTIC  | ZX |