Stable isotope Paleoclimate (Other Keyword)

1-1 (1 Record)

Holocene Paleoclimate Reconstruction from δ18O Isotopes of Neocyclotus Opercula a Morphometric Analysis of Variation at the Archaic Site of San Jacinto1 Colombia (2015)
DOCUMENT Citation Only Jorge Garcia. Agusto Oyuela-Caycedo. Alexis Rojas.

Neocyclotus snails produce opercula, a calcified plate attached to the foot of the gastropod serving as a protection mechanism from predators, and dehydration. Opercula are rarely found in the archaeological record, and have only been recovered from few archaeological contexts. Excavations at the Archaic site of San Jacinto, Colombia have facilitated the unprecedented recovery of 3,542 opercula a presence that has not been recorded previously in the neotropics. These calcified plates form...