Datos sobre una comunidad de Potametea Tüxen & Preising 1942, del NO ibérico: Potametum perfoliato-crispi Bellot 1951

Aportamos información actualizada sobre la ecología, distribución y dinamismo de unaasociacion (Potametum perfoliato-crispi Bellot 1951) de la clase Potametea, que fue descrita hace más de cuatro décadas en Galicia (NO Península Ibérica). Designamos su tipo nomenclalural (neótipo) y aclaramos aspectos florísticos y sintaxonómicos que podrían generar confusión.

Standardization in the Pre-Columbian Pottery from El Caño, Panama: Specialization, Productivity and Consumption

The pottery found in the burials of El Cano is uniform in style to these made in the coclesanos valleys between 700 and 1000 AD. The coefficient of variability of the different pottery forms, evidence diverse standardizations values for polychrome and non-polychrome ceramics. Moreover, data of funerary contexts from the Cano recently excavated, suggest that elite has controlled ceramic production. This control over the production of certain goods reveals that these were important in the support or proper operational of the chiefdoms in Panama and mark the phase of splendour of this culture.