Identifying potential differences in ontogentic ages between modern and archaeological Nacella deaurata shells, Tierra del Fuego, Argentina

Donna M Surge1, Ivan Briz i Godino2, Myrian Álvarez2 and Maria Bas i López3, (1)University of North Carolina at Chapel Hill, Earth, Marine and Environmental Sciences, Chapel Hill, United States, (2)Consejo Nacional de Investigaciones Científicas y Técnicas, Centro Austral de Investigaciones Científicas, Ushuaia, Argentina, (3)Consejo Nacional de Investigaciones Científicas y Técnicas, Centro Austral de Investigaciones Cientificas, Ushuaia, Argentina