c. 1500 B.C.
c.
c. 1500 B.C.: The Barrancoid series developed in the lower-middle Orinoco Valley and eventually expanded downstream toward the coast. This cultural shift led to the displacement of earlier Saladero groups and the subsequent emergence of the Cedrosan Saladoid subseries.
Source · p. 75, 77
Rouse, The Tainos, 75, 77