SIDE NOTCHED TYPES
Brewerton-eared: 4800-4300 B.P.
Brewerton: 4800-4300 B.P.
Fulton Turkey Tail: 2700-2000 B.P.
Lamoka: 5500-3500 B.P.
Lamoka-Dustin Variant: 5500-3500 B.P.
Meadowood: 2700-2000 B.P.
Normanskill: 6000-4800 B.P.
Otter Creek: 6000-4300 B.P.
Long Bay: 2000-1200 B.P.
Port Maitland: 2000-1200 B.P.
Sylvan: 4200-3500 B.P.
Vestal: 4200-3500 B.P.

STEMMED TYPES
Adena: 2700-1200 B.P.
Bare Island: 4300-2900 B.P.
Bifurcate - Kanawha: 10000-8000 B.P.
Bifurcate - Lecroy: 10000-8000 B.P.
Genessee: 4800-2700 B.P.
Jack's Reef: 2000-1200 B.P.
Lagoon: 2600-2100 B.P.
Lamoka: 5500-3500 B.P.
Lamoka - Dustin Variant: 5500-3500 B.P.
Merrimac: 6500-6000 B.P.
Neville: 8000-7000 B.P.
Oriental Fishtail: 3900-2700 B.P.
Perkiomen: 3900-2700 B.P.
Poplar Island: 4300-2900 B.P.
Rossville: 2700-2000 B.P.
Snook Kill: 3900-2700 B.P.
Snook Kill - Lanceolate: 3900-2700 B.P.
Squibnocket: 4200-3500 B.P.
Stark: 7000-6000 B.P.
Steubenville: 2700-2000 B.P.
Wading River: 4200-3500 B.P.
Wayland: 3900-2700 B.P.

TRIANGULAR AND LANCEOLATE TYPES
Beekman: 4500-4700 B.P.
Brewerton-Eared: 4800-4300 B.P.
Clovis: 12000-9000 B.P.
Greene: 2000-1150 B.P.
Jack's Reef Pentagonal: 2000-1200 B.P.
Levanna: 1200-450 B.P.
Madison:1100-350 B.P.
Squibnocket 4200-3500 B.P.
Steubenville: 2700-2000 B.P.

B.P. = Years Before Present (1950)