Angostura
- Time Period : 10000-3000 B.P.
- Location : Midwest to Western states.
- Shape : Lanceolate
Description:
A medium to large size, lanceolate blade with a contracting, concave, straight or convex base. Both broad and narrow forms occur. Flaking can be parallel oblique to random. Blades are commonly steeply beveled on one side of each face; some are serrated and most have basal grinding. Formerly called Long points.
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