400 A.D. (approx.): The Cedrosan Saladoid culture evolves into the Cuevas style, spreading through Puerto Rico and the eastern part of
400 A.D. (approx.): The Cedrosan Saladoid culture evolves into the Cuevas style, spreading through Puerto Rico and the eastern part of the island. This cultural shift is visible in the transition to simpler, yet highly functional, ceramic designs. Significance: Marks cultural consolidation in the Greater Antilles. Nuance: Ceramic simplification reflects adaptation and localization. This was not decline. It was regional identity formation.
Source · p. 92
Rouse, The Tainos, 92